/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.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 04:45:30,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 04:45:30,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 04:45:30,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-05 04:45:30,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-05 04:45:30,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-05 04:45:30,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-05 04:45:30,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-05 04:45:30,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-05 04:45:30,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-05 04:45:30,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-05 04:45:30,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-05 04:45:30,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 04:45:30,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 04:45:30,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 04:45:30,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 04:45:30,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 04:45:30,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 04:45:30,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 04:45:30,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 04:45:30,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 04:45:30,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 04:45:30,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 04:45:30,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 04:45:30,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-05 04:45:30,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-05 04:45:30,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-05 04:45:30,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-05 04:45:30,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-05 04:45:30,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-05 04:45:30,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-05 04:45:30,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-05 04:45:30,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-05 04:45:30,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-05 04:45:30,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-05 04:45:30,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-05 04:45:30,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-05 04:45:30,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-05 04:45:30,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 04:45:30,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 04:45:30,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 04:45:30,376 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.epf [2021-06-05 04:45:30,411 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 04:45:30,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 04:45:30,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 04:45:30,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 04:45:30,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 04:45:30,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 04:45:30,414 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 04:45:30,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 04:45:30,414 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 04:45:30,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 04:45:30,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 04:45:30,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 04:45:30,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 04:45:30,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 04:45:30,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 04:45:30,416 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 04:45:30,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 04:45:30,416 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 04:45:30,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 04:45:30,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 04:45:30,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 04:45:30,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 04:45:30,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 04:45:30,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 04:45:30,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 04:45:30,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 04:45:30,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 04:45:30,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 04:45:30,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 04:45:30,417 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 04:45:30,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 04:45:30,418 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 04:45:30,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 04:45:30,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 04:45:30,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 04:45:30,731 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-05 04:45:30,737 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-05 04:45:30,737 INFO L432 ainManager$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 04:45:30,738 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 04:45:30,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 04:45:30,843 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-05 04:45:30,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 04:45:30,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 04:45:30,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 04:45:30,855 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,878 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 04:45:30,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 04:45:30,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 04:45:30,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 04:45:30,896 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,896 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,905 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,905 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,921 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,925 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,927 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 04:45:30" (1/1) ... [2021-06-05 04:45:30,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 04:45:30,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 04:45:30,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 04:45:30,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 04:45:30,932 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 04:45:30" (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 04:45:31,007 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-05 04:45:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-05 04:45:31,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-05 04:45:31,008 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-05 04:45:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-05 04:45:31,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-05 04:45:31,009 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-05 04:45:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 04:45:31,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 04:45:31,009 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-05 04:45:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-05 04:45:31,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-05 04:45:31,012 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 04:45:31,804 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 04:45:31,804 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-05 04:45:31,806 INFO L202 PluginConnector]: Adding new model poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 04:45:31 BoogieIcfgContainer [2021-06-05 04:45:31,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 04:45:31,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 04:45:31,809 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 04:45:31,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 04:45:31,812 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 04:45:30" (1/2) ... [2021-06-05 04:45:31,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dcf68fa and model type poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 04:45:31, skipping insertion in model container [2021-06-05 04:45:31,814 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 04:45:31" (2/2) ... [2021-06-05 04:45:31,820 INFO L111 eAbstractionObserver]: Analyzing ICFG poker-hand-subst.wvr.bpl [2021-06-05 04:45:31,825 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 04:45:31,827 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 04:45:31,827 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-05 04:45:31,827 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 04:45:31,867 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-05 04:45:31,885 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-06-05 04:45:31,900 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 04:45:31,900 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 04:45:31,900 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 04:45:31,901 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 04:45:31,901 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 04:45:31,901 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 04:45:31,901 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 04:45:31,901 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 04:45:31,908 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 37 transitions, 98 flow [2021-06-05 04:45:31,926 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 04:45:31,929 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 04:45:31,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 04:45:31,937 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:31,938 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:31,938 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:31,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:31,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1233644461, now seen corresponding path program 1 times [2021-06-05 04:45:31,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:31,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452000102] [2021-06-05 04:45:31,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:32,393 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-06-05 04:45:32,551 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-06-05 04:45:32,634 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 04:45:32,635 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:32,635 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452000102] [2021-06-05 04:45:32,636 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452000102] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:32,636 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:32,636 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:32,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111938295] [2021-06-05 04:45:32,640 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:32,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:32,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:32,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:32,660 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 04:45:32,791 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-06-05 04:45:32,993 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-06-05 04:45:33,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:33,320 INFO L93 Difference]: Finished difference Result 643 states and 2716 transitions. [2021-06-05 04:45:33,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 04:45:33,322 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 04:45:33,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:33,344 INFO L225 Difference]: With dead ends: 643 [2021-06-05 04:45:33,344 INFO L226 Difference]: Without dead ends: 628 [2021-06-05 04:45:33,347 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 649.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 04:45:33,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2021-06-05 04:45:33,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 197. [2021-06-05 04:45:33,455 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 04:45:33,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 874 transitions. [2021-06-05 04:45:33,457 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 874 transitions. Word has length 14 [2021-06-05 04:45:33,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:33,458 INFO L482 AbstractCegarLoop]: Abstraction has 197 states and 874 transitions. [2021-06-05 04:45:33,458 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 04:45:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 874 transitions. [2021-06-05 04:45:33,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 04:45:33,460 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:33,460 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:33,461 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 04:45:33,461 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:33,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:33,462 INFO L82 PathProgramCache]: Analyzing trace with hash 2024028845, now seen corresponding path program 2 times [2021-06-05 04:45:33,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:33,462 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335820041] [2021-06-05 04:45:33,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:33,895 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2021-06-05 04:45:34,262 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 87 [2021-06-05 04:45:34,340 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 04:45:34,341 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:34,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335820041] [2021-06-05 04:45:34,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335820041] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:34,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:34,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:34,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439903239] [2021-06-05 04:45:34,343 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:34,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:34,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:34,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:34,344 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 04:45:34,624 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-06-05 04:45:34,954 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2021-06-05 04:45:35,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:35,032 INFO L93 Difference]: Finished difference Result 478 states and 1888 transitions. [2021-06-05 04:45:35,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:35,032 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 04:45:35,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:35,036 INFO L225 Difference]: With dead ends: 478 [2021-06-05 04:45:35,036 INFO L226 Difference]: Without dead ends: 463 [2021-06-05 04:45:35,037 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1008.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:35,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2021-06-05 04:45:35,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 227. [2021-06-05 04:45:35,052 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 04:45:35,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 972 transitions. [2021-06-05 04:45:35,054 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 972 transitions. Word has length 14 [2021-06-05 04:45:35,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:35,054 INFO L482 AbstractCegarLoop]: Abstraction has 227 states and 972 transitions. [2021-06-05 04:45:35,054 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 04:45:35,055 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 972 transitions. [2021-06-05 04:45:35,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 04:45:35,056 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:35,057 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:35,057 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 04:45:35,057 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:35,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:35,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1840634711, now seen corresponding path program 3 times [2021-06-05 04:45:35,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:35,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626140657] [2021-06-05 04:45:35,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:35,397 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 70 [2021-06-05 04:45:35,532 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2021-06-05 04:45:35,954 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 81 [2021-06-05 04:45:36,090 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 24 [2021-06-05 04:45:36,097 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 04:45:36,097 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:36,097 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626140657] [2021-06-05 04:45:36,098 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626140657] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:36,098 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:36,098 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:36,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759035712] [2021-06-05 04:45:36,099 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:36,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:36,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:36,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:36,100 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 04:45:36,562 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2021-06-05 04:45:36,961 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 115 [2021-06-05 04:45:37,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:37,103 INFO L93 Difference]: Finished difference Result 506 states and 2014 transitions. [2021-06-05 04:45:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:37,104 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 04:45:37,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:37,107 INFO L225 Difference]: With dead ends: 506 [2021-06-05 04:45:37,107 INFO L226 Difference]: Without dead ends: 491 [2021-06-05 04:45:37,108 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1448.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:37,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2021-06-05 04:45:37,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 234. [2021-06-05 04:45:37,120 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 04:45:37,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 1004 transitions. [2021-06-05 04:45:37,121 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 1004 transitions. Word has length 14 [2021-06-05 04:45:37,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:37,122 INFO L482 AbstractCegarLoop]: Abstraction has 234 states and 1004 transitions. [2021-06-05 04:45:37,122 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 04:45:37,122 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 1004 transitions. [2021-06-05 04:45:37,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 04:45:37,124 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:37,124 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:37,124 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 04:45:37,124 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:37,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:37,124 INFO L82 PathProgramCache]: Analyzing trace with hash -867555397, now seen corresponding path program 4 times [2021-06-05 04:45:37,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:37,125 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126720618] [2021-06-05 04:45:37,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:37,756 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2021-06-05 04:45:37,892 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 131 [2021-06-05 04:45:38,359 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 98 [2021-06-05 04:45:38,479 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 04:45:38,479 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:38,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126720618] [2021-06-05 04:45:38,480 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126720618] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:38,480 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:38,480 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:38,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369407738] [2021-06-05 04:45:38,481 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:38,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:38,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:38,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:38,482 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 04:45:38,891 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 129 [2021-06-05 04:45:39,243 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-05 04:45:39,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:39,372 INFO L93 Difference]: Finished difference Result 526 states and 2085 transitions. [2021-06-05 04:45:39,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:39,373 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 04:45:39,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:39,376 INFO L225 Difference]: With dead ends: 526 [2021-06-05 04:45:39,377 INFO L226 Difference]: Without dead ends: 511 [2021-06-05 04:45:39,377 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1712.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:39,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2021-06-05 04:45:39,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 240. [2021-06-05 04:45:39,388 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 04:45:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 1023 transitions. [2021-06-05 04:45:39,390 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 1023 transitions. Word has length 14 [2021-06-05 04:45:39,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:39,390 INFO L482 AbstractCegarLoop]: Abstraction has 240 states and 1023 transitions. [2021-06-05 04:45:39,390 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 04:45:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 1023 transitions. [2021-06-05 04:45:39,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 04:45:39,392 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:39,392 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:39,392 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 04:45:39,392 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:39,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:39,392 INFO L82 PathProgramCache]: Analyzing trace with hash 922889575, now seen corresponding path program 5 times [2021-06-05 04:45:39,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:39,393 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655524875] [2021-06-05 04:45:39,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:39,730 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 04:45:39,730 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:39,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655524875] [2021-06-05 04:45:39,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655524875] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:39,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:39,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:39,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196659287] [2021-06-05 04:45:39,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:39,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:39,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:39,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:39,732 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 04:45:40,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:40,110 INFO L93 Difference]: Finished difference Result 697 states and 2896 transitions. [2021-06-05 04:45:40,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 04:45:40,110 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 04:45:40,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:40,115 INFO L225 Difference]: With dead ends: 697 [2021-06-05 04:45:40,115 INFO L226 Difference]: Without dead ends: 682 [2021-06-05 04:45:40,115 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 377.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 04:45:40,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2021-06-05 04:45:40,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 242. [2021-06-05 04:45:40,127 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 04:45:40,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 1036 transitions. [2021-06-05 04:45:40,128 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 1036 transitions. Word has length 14 [2021-06-05 04:45:40,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:40,128 INFO L482 AbstractCegarLoop]: Abstraction has 242 states and 1036 transitions. [2021-06-05 04:45:40,128 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 04:45:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1036 transitions. [2021-06-05 04:45:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 04:45:40,129 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:40,129 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:40,129 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 04:45:40,130 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:40,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:40,130 INFO L82 PathProgramCache]: Analyzing trace with hash 594755113, now seen corresponding path program 6 times [2021-06-05 04:45:40,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:40,130 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226383304] [2021-06-05 04:45:40,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:40,410 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 80 [2021-06-05 04:45:40,749 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 85 [2021-06-05 04:45:40,806 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 04:45:40,806 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:40,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226383304] [2021-06-05 04:45:40,806 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226383304] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:40,806 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:40,807 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:40,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776879574] [2021-06-05 04:45:40,807 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:40,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:40,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:40,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:40,808 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 04:45:41,092 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-06-05 04:45:41,302 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-06-05 04:45:41,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,387 INFO L93 Difference]: Finished difference Result 505 states and 1974 transitions. [2021-06-05 04:45:41,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:41,388 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 04:45:41,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,391 INFO L225 Difference]: With dead ends: 505 [2021-06-05 04:45:41,391 INFO L226 Difference]: Without dead ends: 490 [2021-06-05 04:45:41,395 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 916.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:41,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2021-06-05 04:45:41,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 263. [2021-06-05 04:45:41,407 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 04:45:41,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 1100 transitions. [2021-06-05 04:45:41,409 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 1100 transitions. Word has length 14 [2021-06-05 04:45:41,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,409 INFO L482 AbstractCegarLoop]: Abstraction has 263 states and 1100 transitions. [2021-06-05 04:45:41,409 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 04:45:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 1100 transitions. [2021-06-05 04:45:41,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 04:45:41,410 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,410 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,410 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 04:45:41,411 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1067380313, now seen corresponding path program 1 times [2021-06-05 04:45:41,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,411 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551236261] [2021-06-05 04:45:41,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,430 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 04:45:41,430 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551236261] [2021-06-05 04:45:41,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551236261] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,431 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,431 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 04:45:41,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795289384] [2021-06-05 04:45:41,431 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 04:45:41,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 04:45:41,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 04:45:41,435 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 04:45:41,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,441 INFO L93 Difference]: Finished difference Result 303 states and 1256 transitions. [2021-06-05 04:45:41,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 04:45:41,441 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 04:45:41,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,443 INFO L225 Difference]: With dead ends: 303 [2021-06-05 04:45:41,443 INFO L226 Difference]: Without dead ends: 303 [2021-06-05 04:45:41,444 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 04:45:41,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-06-05 04:45:41,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 303. [2021-06-05 04:45:41,451 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 04:45:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 1256 transitions. [2021-06-05 04:45:41,453 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 1256 transitions. Word has length 15 [2021-06-05 04:45:41,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,453 INFO L482 AbstractCegarLoop]: Abstraction has 303 states and 1256 transitions. [2021-06-05 04:45:41,453 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 04:45:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1256 transitions. [2021-06-05 04:45:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 04:45:41,454 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,454 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,455 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 04:45:41,455 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1654834201, now seen corresponding path program 1 times [2021-06-05 04:45:41,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,455 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415665602] [2021-06-05 04:45:41,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,475 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 04:45:41,475 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415665602] [2021-06-05 04:45:41,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415665602] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,475 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,475 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 04:45:41,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595264722] [2021-06-05 04:45:41,476 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 04:45:41,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 04:45:41,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 04:45:41,477 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 04:45:41,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,482 INFO L93 Difference]: Finished difference Result 343 states and 1412 transitions. [2021-06-05 04:45:41,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 04:45:41,482 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 04:45:41,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,484 INFO L225 Difference]: With dead ends: 343 [2021-06-05 04:45:41,484 INFO L226 Difference]: Without dead ends: 343 [2021-06-05 04:45:41,485 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 04:45:41,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2021-06-05 04:45:41,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 343. [2021-06-05 04:45:41,493 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 04:45:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 1412 transitions. [2021-06-05 04:45:41,494 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 1412 transitions. Word has length 15 [2021-06-05 04:45:41,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,495 INFO L482 AbstractCegarLoop]: Abstraction has 343 states and 1412 transitions. [2021-06-05 04:45:41,495 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 04:45:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1412 transitions. [2021-06-05 04:45:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 04:45:41,496 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,496 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,496 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 04:45:41,496 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,497 INFO L82 PathProgramCache]: Analyzing trace with hash -2109293491, now seen corresponding path program 1 times [2021-06-05 04:45:41,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,497 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830724418] [2021-06-05 04:45:41,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,519 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 04:45:41,519 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830724418] [2021-06-05 04:45:41,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830724418] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,520 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,520 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 04:45:41,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559148111] [2021-06-05 04:45:41,522 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 04:45:41,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 04:45:41,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 04:45:41,524 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 04:45:41,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,530 INFO L93 Difference]: Finished difference Result 386 states and 1566 transitions. [2021-06-05 04:45:41,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 04:45:41,536 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 04:45:41,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,539 INFO L225 Difference]: With dead ends: 386 [2021-06-05 04:45:41,541 INFO L226 Difference]: Without dead ends: 386 [2021-06-05 04:45:41,541 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 04:45:41,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-06-05 04:45:41,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 386. [2021-06-05 04:45:41,550 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 04:45:41,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 1566 transitions. [2021-06-05 04:45:41,552 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 1566 transitions. Word has length 15 [2021-06-05 04:45:41,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,552 INFO L482 AbstractCegarLoop]: Abstraction has 386 states and 1566 transitions. [2021-06-05 04:45:41,552 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 04:45:41,552 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1566 transitions. [2021-06-05 04:45:41,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 04:45:41,553 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,554 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,554 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 04:45:41,554 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1748926659, now seen corresponding path program 1 times [2021-06-05 04:45:41,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301607318] [2021-06-05 04:45:41,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,571 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 04:45:41,571 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,571 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301607318] [2021-06-05 04:45:41,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301607318] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,572 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,572 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 04:45:41,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406722418] [2021-06-05 04:45:41,572 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 04:45:41,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 04:45:41,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 04:45:41,575 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 04:45:41,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,581 INFO L93 Difference]: Finished difference Result 439 states and 1766 transitions. [2021-06-05 04:45:41,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 04:45:41,581 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 04:45:41,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,586 INFO L225 Difference]: With dead ends: 439 [2021-06-05 04:45:41,586 INFO L226 Difference]: Without dead ends: 439 [2021-06-05 04:45:41,586 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 04:45:41,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2021-06-05 04:45:41,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2021-06-05 04:45:41,596 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 04:45:41,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 1766 transitions. [2021-06-05 04:45:41,599 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 1766 transitions. Word has length 15 [2021-06-05 04:45:41,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,599 INFO L482 AbstractCegarLoop]: Abstraction has 439 states and 1766 transitions. [2021-06-05 04:45:41,599 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 04:45:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1766 transitions. [2021-06-05 04:45:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 04:45:41,600 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,601 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,601 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 04:45:41,601 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,601 INFO L82 PathProgramCache]: Analyzing trace with hash 181705837, now seen corresponding path program 1 times [2021-06-05 04:45:41,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,603 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737034221] [2021-06-05 04:45:41,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,620 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 04:45:41,620 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737034221] [2021-06-05 04:45:41,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737034221] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,621 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 04:45:41,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792136417] [2021-06-05 04:45:41,621 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 04:45:41,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 04:45:41,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 04:45:41,623 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 04:45:41,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,628 INFO L93 Difference]: Finished difference Result 489 states and 1957 transitions. [2021-06-05 04:45:41,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 04:45:41,629 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 04:45:41,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,632 INFO L225 Difference]: With dead ends: 489 [2021-06-05 04:45:41,632 INFO L226 Difference]: Without dead ends: 489 [2021-06-05 04:45:41,632 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 04:45:41,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2021-06-05 04:45:41,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 489. [2021-06-05 04:45:41,645 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 04:45:41,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 1957 transitions. [2021-06-05 04:45:41,647 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 1957 transitions. Word has length 15 [2021-06-05 04:45:41,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,648 INFO L482 AbstractCegarLoop]: Abstraction has 489 states and 1957 transitions. [2021-06-05 04:45:41,648 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 04:45:41,648 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1957 transitions. [2021-06-05 04:45:41,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 04:45:41,650 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,650 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,650 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 04:45:41,650 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,651 INFO L82 PathProgramCache]: Analyzing trace with hash 542072669, now seen corresponding path program 1 times [2021-06-05 04:45:41,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,651 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771167315] [2021-06-05 04:45:41,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,666 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 04:45:41,666 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,667 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771167315] [2021-06-05 04:45:41,667 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771167315] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,667 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,667 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 04:45:41,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324848451] [2021-06-05 04:45:41,667 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 04:45:41,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 04:45:41,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 04:45:41,668 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 04:45:41,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,674 INFO L93 Difference]: Finished difference Result 549 states and 2181 transitions. [2021-06-05 04:45:41,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 04:45:41,675 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 04:45:41,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,678 INFO L225 Difference]: With dead ends: 549 [2021-06-05 04:45:41,679 INFO L226 Difference]: Without dead ends: 549 [2021-06-05 04:45:41,680 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 04:45:41,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-06-05 04:45:41,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 549. [2021-06-05 04:45:41,694 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 04:45:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 2181 transitions. [2021-06-05 04:45:41,696 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 2181 transitions. Word has length 15 [2021-06-05 04:45:41,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,696 INFO L482 AbstractCegarLoop]: Abstraction has 549 states and 2181 transitions. [2021-06-05 04:45:41,696 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 04:45:41,696 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2181 transitions. [2021-06-05 04:45:41,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:41,700 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,700 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 04:45:41,700 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,700 INFO L82 PathProgramCache]: Analyzing trace with hash -85243986, now seen corresponding path program 1 times [2021-06-05 04:45:41,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127205669] [2021-06-05 04:45:41,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,720 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 04:45:41,721 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127205669] [2021-06-05 04:45:41,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127205669] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,721 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,721 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:41,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964593859] [2021-06-05 04:45:41,721 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:41,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:41,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:41,722 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 04:45:41,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,763 INFO L93 Difference]: Finished difference Result 789 states and 2890 transitions. [2021-06-05 04:45:41,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 04:45:41,763 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 04:45:41,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,767 INFO L225 Difference]: With dead ends: 789 [2021-06-05 04:45:41,768 INFO L226 Difference]: Without dead ends: 689 [2021-06-05 04:45:41,768 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:41,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2021-06-05 04:45:41,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 565. [2021-06-05 04:45:41,783 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 04:45:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 2195 transitions. [2021-06-05 04:45:41,785 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 2195 transitions. Word has length 16 [2021-06-05 04:45:41,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,785 INFO L482 AbstractCegarLoop]: Abstraction has 565 states and 2195 transitions. [2021-06-05 04:45:41,785 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 04:45:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2195 transitions. [2021-06-05 04:45:41,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:41,787 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,787 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,787 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 04:45:41,787 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,788 INFO L82 PathProgramCache]: Analyzing trace with hash 1662493965, now seen corresponding path program 1 times [2021-06-05 04:45:41,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,788 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428289064] [2021-06-05 04:45:41,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,817 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 04:45:41,817 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428289064] [2021-06-05 04:45:41,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428289064] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:41,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717733722] [2021-06-05 04:45:41,818 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:41,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:41,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:41,818 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 04:45:41,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:41,862 INFO L93 Difference]: Finished difference Result 840 states and 3070 transitions. [2021-06-05 04:45:41,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 04:45:41,863 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 04:45:41,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:41,867 INFO L225 Difference]: With dead ends: 840 [2021-06-05 04:45:41,867 INFO L226 Difference]: Without dead ends: 740 [2021-06-05 04:45:41,867 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:41,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2021-06-05 04:45:41,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 573. [2021-06-05 04:45:41,881 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 04:45:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 2207 transitions. [2021-06-05 04:45:41,883 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 2207 transitions. Word has length 16 [2021-06-05 04:45:41,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:41,884 INFO L482 AbstractCegarLoop]: Abstraction has 573 states and 2207 transitions. [2021-06-05 04:45:41,884 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 04:45:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 2207 transitions. [2021-06-05 04:45:41,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:41,886 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:41,886 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:41,886 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 04:45:41,886 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:41,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:41,886 INFO L82 PathProgramCache]: Analyzing trace with hash -881757258, now seen corresponding path program 1 times [2021-06-05 04:45:41,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:41,887 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567722725] [2021-06-05 04:45:41,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:41,972 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 04:45:41,973 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:41,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567722725] [2021-06-05 04:45:41,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567722725] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:41,973 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:41,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:41,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208093750] [2021-06-05 04:45:41,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:41,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:41,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:41,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:41,974 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 04:45:42,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:42,133 INFO L93 Difference]: Finished difference Result 872 states and 3015 transitions. [2021-06-05 04:45:42,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:42,133 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 04:45:42,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:42,138 INFO L225 Difference]: With dead ends: 872 [2021-06-05 04:45:42,138 INFO L226 Difference]: Without dead ends: 830 [2021-06-05 04:45:42,138 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 76.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:42,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2021-06-05 04:45:42,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 559. [2021-06-05 04:45:42,154 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 04:45:42,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 2106 transitions. [2021-06-05 04:45:42,156 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 2106 transitions. Word has length 16 [2021-06-05 04:45:42,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:42,156 INFO L482 AbstractCegarLoop]: Abstraction has 559 states and 2106 transitions. [2021-06-05 04:45:42,156 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 04:45:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2106 transitions. [2021-06-05 04:45:42,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:42,158 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:42,158 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:42,158 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 04:45:42,159 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:42,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:42,159 INFO L82 PathProgramCache]: Analyzing trace with hash 768619160, now seen corresponding path program 1 times [2021-06-05 04:45:42,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:42,159 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752912229] [2021-06-05 04:45:42,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:42,221 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 04:45:42,221 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:42,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752912229] [2021-06-05 04:45:42,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752912229] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:42,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:42,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:42,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428186733] [2021-06-05 04:45:42,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:42,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:42,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:42,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:42,224 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 04:45:42,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:42,311 INFO L93 Difference]: Finished difference Result 866 states and 2937 transitions. [2021-06-05 04:45:42,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:42,312 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 04:45:42,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:42,316 INFO L225 Difference]: With dead ends: 866 [2021-06-05 04:45:42,316 INFO L226 Difference]: Without dead ends: 813 [2021-06-05 04:45:42,316 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 52.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:42,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-06-05 04:45:42,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 579. [2021-06-05 04:45:42,331 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 04:45:42,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 2140 transitions. [2021-06-05 04:45:42,333 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 2140 transitions. Word has length 16 [2021-06-05 04:45:42,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:42,334 INFO L482 AbstractCegarLoop]: Abstraction has 579 states and 2140 transitions. [2021-06-05 04:45:42,334 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 04:45:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 2140 transitions. [2021-06-05 04:45:42,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:42,335 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:42,335 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:42,335 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 04:45:42,336 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:42,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:42,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1488759573, now seen corresponding path program 1 times [2021-06-05 04:45:42,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:42,336 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031168090] [2021-06-05 04:45:42,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:42,507 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 62 [2021-06-05 04:45:42,733 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 04:45:42,733 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:42,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031168090] [2021-06-05 04:45:42,733 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031168090] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:42,733 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:42,733 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:42,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503172684] [2021-06-05 04:45:42,734 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:42,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:42,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:42,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:42,734 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 04:45:42,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:42,957 INFO L93 Difference]: Finished difference Result 927 states and 3194 transitions. [2021-06-05 04:45:42,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:42,958 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 04:45:42,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:42,963 INFO L225 Difference]: With dead ends: 927 [2021-06-05 04:45:42,963 INFO L226 Difference]: Without dead ends: 885 [2021-06-05 04:45:42,963 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 393.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:42,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2021-06-05 04:45:42,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 579. [2021-06-05 04:45:42,977 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 04:45:42,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 2136 transitions. [2021-06-05 04:45:42,979 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 2136 transitions. Word has length 16 [2021-06-05 04:45:42,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:42,979 INFO L482 AbstractCegarLoop]: Abstraction has 579 states and 2136 transitions. [2021-06-05 04:45:42,980 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 04:45:42,980 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 2136 transitions. [2021-06-05 04:45:42,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:42,981 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:42,981 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:42,981 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-05 04:45:42,982 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:42,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:42,982 INFO L82 PathProgramCache]: Analyzing trace with hash 185156587, now seen corresponding path program 1 times [2021-06-05 04:45:42,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:42,982 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645233007] [2021-06-05 04:45:42,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:43,011 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 04:45:43,012 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:43,012 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645233007] [2021-06-05 04:45:43,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645233007] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:43,012 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:43,012 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:43,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234114052] [2021-06-05 04:45:43,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:43,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:43,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:43,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:43,013 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 04:45:43,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:43,054 INFO L93 Difference]: Finished difference Result 694 states and 2355 transitions. [2021-06-05 04:45:43,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 04:45:43,054 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 04:45:43,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:43,057 INFO L225 Difference]: With dead ends: 694 [2021-06-05 04:45:43,057 INFO L226 Difference]: Without dead ends: 613 [2021-06-05 04:45:43,058 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:43,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2021-06-05 04:45:43,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 538. [2021-06-05 04:45:43,068 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 04:45:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 1935 transitions. [2021-06-05 04:45:43,070 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 1935 transitions. Word has length 16 [2021-06-05 04:45:43,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:43,070 INFO L482 AbstractCegarLoop]: Abstraction has 538 states and 1935 transitions. [2021-06-05 04:45:43,070 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 04:45:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1935 transitions. [2021-06-05 04:45:43,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:43,072 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:43,072 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:43,072 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-05 04:45:43,072 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:43,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:43,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1227931188, now seen corresponding path program 2 times [2021-06-05 04:45:43,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:43,073 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157873246] [2021-06-05 04:45:43,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:43,167 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 04:45:43,167 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:43,167 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157873246] [2021-06-05 04:45:43,167 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157873246] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:43,167 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:43,168 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:43,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568433771] [2021-06-05 04:45:43,168 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:43,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:43,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:43,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:43,169 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 04:45:43,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:43,387 INFO L93 Difference]: Finished difference Result 932 states and 3138 transitions. [2021-06-05 04:45:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 04:45:43,388 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 04:45:43,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:43,392 INFO L225 Difference]: With dead ends: 932 [2021-06-05 04:45:43,393 INFO L226 Difference]: Without dead ends: 909 [2021-06-05 04:45:43,393 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 152.6ms TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-06-05 04:45:43,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2021-06-05 04:45:43,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 538. [2021-06-05 04:45:43,407 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 04:45:43,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 1935 transitions. [2021-06-05 04:45:43,409 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 1935 transitions. Word has length 16 [2021-06-05 04:45:43,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:43,410 INFO L482 AbstractCegarLoop]: Abstraction has 538 states and 1935 transitions. [2021-06-05 04:45:43,410 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 04:45:43,410 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1935 transitions. [2021-06-05 04:45:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:43,411 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:43,412 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:43,412 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-05 04:45:43,412 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:43,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:43,412 INFO L82 PathProgramCache]: Analyzing trace with hash -1214418261, now seen corresponding path program 2 times [2021-06-05 04:45:43,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:43,412 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187586485] [2021-06-05 04:45:43,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:43,669 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2021-06-05 04:45:43,797 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 04:45:43,797 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:43,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187586485] [2021-06-05 04:45:43,797 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187586485] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:43,797 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:43,797 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:43,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164090636] [2021-06-05 04:45:43,798 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:43,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:43,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:43,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:43,799 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 04:45:43,940 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-06-05 04:45:44,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:44,185 INFO L93 Difference]: Finished difference Result 926 states and 3115 transitions. [2021-06-05 04:45:44,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 04:45:44,185 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 04:45:44,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:44,189 INFO L225 Difference]: With dead ends: 926 [2021-06-05 04:45:44,190 INFO L226 Difference]: Without dead ends: 899 [2021-06-05 04:45:44,190 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 568.2ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:44,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2021-06-05 04:45:44,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 538. [2021-06-05 04:45:44,203 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 04:45:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 1933 transitions. [2021-06-05 04:45:44,205 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 1933 transitions. Word has length 16 [2021-06-05 04:45:44,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:44,205 INFO L482 AbstractCegarLoop]: Abstraction has 538 states and 1933 transitions. [2021-06-05 04:45:44,205 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 04:45:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1933 transitions. [2021-06-05 04:45:44,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:44,206 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:44,206 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:44,206 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-05 04:45:44,207 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:44,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:44,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1866944204, now seen corresponding path program 2 times [2021-06-05 04:45:44,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:44,207 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310946389] [2021-06-05 04:45:44,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:44,277 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 04:45:44,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:44,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310946389] [2021-06-05 04:45:44,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310946389] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:44,278 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:44,278 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:44,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484076754] [2021-06-05 04:45:44,278 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:44,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:44,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:44,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:44,279 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 04:45:44,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:44,384 INFO L93 Difference]: Finished difference Result 1016 states and 3326 transitions. [2021-06-05 04:45:44,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 04:45:44,384 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 04:45:44,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:44,389 INFO L225 Difference]: With dead ends: 1016 [2021-06-05 04:45:44,389 INFO L226 Difference]: Without dead ends: 898 [2021-06-05 04:45:44,389 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 75.6ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:44,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2021-06-05 04:45:44,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 517. [2021-06-05 04:45:44,402 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 04:45:44,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 1837 transitions. [2021-06-05 04:45:44,403 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 1837 transitions. Word has length 16 [2021-06-05 04:45:44,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:44,404 INFO L482 AbstractCegarLoop]: Abstraction has 517 states and 1837 transitions. [2021-06-05 04:45:44,404 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 04:45:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1837 transitions. [2021-06-05 04:45:44,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:44,405 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:44,405 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:44,405 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-05 04:45:44,405 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:44,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:44,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1453708437, now seen corresponding path program 2 times [2021-06-05 04:45:44,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:44,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362916599] [2021-06-05 04:45:44,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:44,578 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 04:45:44,579 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:44,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362916599] [2021-06-05 04:45:44,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362916599] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:44,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:44,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:44,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181803615] [2021-06-05 04:45:44,579 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:44,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:44,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:44,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:44,580 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 04:45:44,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:44,829 INFO L93 Difference]: Finished difference Result 1074 states and 3461 transitions. [2021-06-05 04:45:44,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 04:45:44,829 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 04:45:44,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:44,832 INFO L225 Difference]: With dead ends: 1074 [2021-06-05 04:45:44,832 INFO L226 Difference]: Without dead ends: 945 [2021-06-05 04:45:44,832 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 224.7ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:44,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2021-06-05 04:45:44,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 487. [2021-06-05 04:45:44,848 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 04:45:44,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 1654 transitions. [2021-06-05 04:45:44,850 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 1654 transitions. Word has length 16 [2021-06-05 04:45:44,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:44,850 INFO L482 AbstractCegarLoop]: Abstraction has 487 states and 1654 transitions. [2021-06-05 04:45:44,850 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 04:45:44,850 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1654 transitions. [2021-06-05 04:45:44,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:44,851 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:44,851 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:44,852 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-05 04:45:44,852 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:44,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:44,852 INFO L82 PathProgramCache]: Analyzing trace with hash 486403162, now seen corresponding path program 3 times [2021-06-05 04:45:44,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:44,852 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713984256] [2021-06-05 04:45:44,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:44,898 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 04:45:44,898 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:44,898 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713984256] [2021-06-05 04:45:44,898 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713984256] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:44,898 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:44,898 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:44,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958956035] [2021-06-05 04:45:44,899 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:44,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:44,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:44,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:44,900 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 04:45:45,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:45,003 INFO L93 Difference]: Finished difference Result 655 states and 2082 transitions. [2021-06-05 04:45:45,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:45,004 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 04:45:45,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:45,006 INFO L225 Difference]: With dead ends: 655 [2021-06-05 04:45:45,006 INFO L226 Difference]: Without dead ends: 632 [2021-06-05 04:45:45,006 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 50.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:45,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2021-06-05 04:45:45,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 506. [2021-06-05 04:45:45,017 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 04:45:45,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 1701 transitions. [2021-06-05 04:45:45,019 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 1701 transitions. Word has length 16 [2021-06-05 04:45:45,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:45,019 INFO L482 AbstractCegarLoop]: Abstraction has 506 states and 1701 transitions. [2021-06-05 04:45:45,019 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 04:45:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1701 transitions. [2021-06-05 04:45:45,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:45,020 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:45,021 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:45,021 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-05 04:45:45,021 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:45,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:45,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1119769510, now seen corresponding path program 4 times [2021-06-05 04:45:45,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:45,021 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850573084] [2021-06-05 04:45:45,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:45,095 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 04:45:45,095 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:45,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850573084] [2021-06-05 04:45:45,095 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850573084] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:45,095 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:45,095 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:45,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347319428] [2021-06-05 04:45:45,096 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:45,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:45,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:45,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:45,096 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 04:45:45,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:45,185 INFO L93 Difference]: Finished difference Result 683 states and 2161 transitions. [2021-06-05 04:45:45,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:45,186 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 04:45:45,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:45,189 INFO L225 Difference]: With dead ends: 683 [2021-06-05 04:45:45,190 INFO L226 Difference]: Without dead ends: 660 [2021-06-05 04:45:45,190 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 44.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:45,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2021-06-05 04:45:45,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 516. [2021-06-05 04:45:45,200 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 04:45:45,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 1726 transitions. [2021-06-05 04:45:45,202 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 1726 transitions. Word has length 16 [2021-06-05 04:45:45,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:45,202 INFO L482 AbstractCegarLoop]: Abstraction has 516 states and 1726 transitions. [2021-06-05 04:45:45,202 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 04:45:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1726 transitions. [2021-06-05 04:45:45,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:45,203 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:45,204 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:45,204 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-05 04:45:45,204 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:45,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:45,204 INFO L82 PathProgramCache]: Analyzing trace with hash 423749436, now seen corresponding path program 3 times [2021-06-05 04:45:45,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:45,204 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725904528] [2021-06-05 04:45:45,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:45,253 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 04:45:45,253 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:45,253 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725904528] [2021-06-05 04:45:45,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725904528] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:45,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:45,253 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:45,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361203877] [2021-06-05 04:45:45,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:45,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:45,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:45,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:45,254 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 04:45:45,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:45,315 INFO L93 Difference]: Finished difference Result 649 states and 2018 transitions. [2021-06-05 04:45:45,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:45,316 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 04:45:45,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:45,317 INFO L225 Difference]: With dead ends: 649 [2021-06-05 04:45:45,317 INFO L226 Difference]: Without dead ends: 600 [2021-06-05 04:45:45,317 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 37.7ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:45,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2021-06-05 04:45:45,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 480. [2021-06-05 04:45:45,330 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 04:45:45,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1590 transitions. [2021-06-05 04:45:45,332 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1590 transitions. Word has length 16 [2021-06-05 04:45:45,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:45,332 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1590 transitions. [2021-06-05 04:45:45,333 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 04:45:45,333 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1590 transitions. [2021-06-05 04:45:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:45,335 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:45,335 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:45,335 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-05 04:45:45,335 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:45,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:45,335 INFO L82 PathProgramCache]: Analyzing trace with hash 2014690215, now seen corresponding path program 3 times [2021-06-05 04:45:45,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:45,336 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758353560] [2021-06-05 04:45:45,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:45,535 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 04:45:45,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:45,535 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758353560] [2021-06-05 04:45:45,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758353560] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:45,535 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:45,535 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:45,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587649689] [2021-06-05 04:45:45,536 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:45,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:45,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:45,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:45,536 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 04:45:45,829 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2021-06-05 04:45:45,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:45,856 INFO L93 Difference]: Finished difference Result 598 states and 1850 transitions. [2021-06-05 04:45:45,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:45,856 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 04:45:45,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:45,858 INFO L225 Difference]: With dead ends: 598 [2021-06-05 04:45:45,858 INFO L226 Difference]: Without dead ends: 556 [2021-06-05 04:45:45,858 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 377.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:45,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2021-06-05 04:45:45,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 480. [2021-06-05 04:45:45,867 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 04:45:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1581 transitions. [2021-06-05 04:45:45,869 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1581 transitions. Word has length 16 [2021-06-05 04:45:45,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:45,869 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1581 transitions. [2021-06-05 04:45:45,869 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 04:45:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1581 transitions. [2021-06-05 04:45:45,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:45,870 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:45,870 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:45,870 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-05 04:45:45,871 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:45,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:45,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1307197767, now seen corresponding path program 4 times [2021-06-05 04:45:45,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:45,871 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934372784] [2021-06-05 04:45:45,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:46,049 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 04:45:46,049 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:46,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934372784] [2021-06-05 04:45:46,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934372784] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:46,050 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:46,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:46,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432961888] [2021-06-05 04:45:46,050 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:46,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:46,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:46,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:46,051 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 04:45:46,298 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2021-06-05 04:45:46,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:46,318 INFO L93 Difference]: Finished difference Result 587 states and 1814 transitions. [2021-06-05 04:45:46,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:46,318 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 04:45:46,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:46,320 INFO L225 Difference]: With dead ends: 587 [2021-06-05 04:45:46,320 INFO L226 Difference]: Without dead ends: 554 [2021-06-05 04:45:46,320 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 323.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:46,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-06-05 04:45:46,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 480. [2021-06-05 04:45:46,328 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 04:45:46,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1576 transitions. [2021-06-05 04:45:46,330 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1576 transitions. Word has length 16 [2021-06-05 04:45:46,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:46,330 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1576 transitions. [2021-06-05 04:45:46,330 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 04:45:46,330 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1576 transitions. [2021-06-05 04:45:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:46,331 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:46,331 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:46,331 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-05 04:45:46,332 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:46,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:46,332 INFO L82 PathProgramCache]: Analyzing trace with hash 648487496, now seen corresponding path program 2 times [2021-06-05 04:45:46,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:46,332 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593921674] [2021-06-05 04:45:46,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:46,422 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 04:45:46,423 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:46,423 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593921674] [2021-06-05 04:45:46,423 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593921674] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:46,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:46,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:46,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223085422] [2021-06-05 04:45:46,423 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:46,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:46,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:46,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:46,424 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 04:45:46,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:46,514 INFO L93 Difference]: Finished difference Result 785 states and 2433 transitions. [2021-06-05 04:45:46,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 04:45:46,515 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 04:45:46,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:46,516 INFO L225 Difference]: With dead ends: 785 [2021-06-05 04:45:46,516 INFO L226 Difference]: Without dead ends: 737 [2021-06-05 04:45:46,517 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 72.5ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:46,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2021-06-05 04:45:46,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 470. [2021-06-05 04:45:46,527 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 04:45:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 1534 transitions. [2021-06-05 04:45:46,528 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 1534 transitions. Word has length 16 [2021-06-05 04:45:46,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:46,528 INFO L482 AbstractCegarLoop]: Abstraction has 470 states and 1534 transitions. [2021-06-05 04:45:46,528 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 04:45:46,529 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1534 transitions. [2021-06-05 04:45:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:46,530 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:46,530 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:46,530 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-05 04:45:46,530 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:46,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:46,530 INFO L82 PathProgramCache]: Analyzing trace with hash 749508455, now seen corresponding path program 2 times [2021-06-05 04:45:46,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:46,530 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968204528] [2021-06-05 04:45:46,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:46,774 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 04:45:46,774 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:46,774 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968204528] [2021-06-05 04:45:46,774 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968204528] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:46,774 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:46,774 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:46,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895181890] [2021-06-05 04:45:46,774 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:46,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:46,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:46,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:46,775 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 04:45:47,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:47,038 INFO L93 Difference]: Finished difference Result 817 states and 2553 transitions. [2021-06-05 04:45:47,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 04:45:47,039 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 04:45:47,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:47,041 INFO L225 Difference]: With dead ends: 817 [2021-06-05 04:45:47,041 INFO L226 Difference]: Without dead ends: 769 [2021-06-05 04:45:47,041 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 305.3ms TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-05 04:45:47,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2021-06-05 04:45:47,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 449. [2021-06-05 04:45:47,050 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 04:45:47,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 1475 transitions. [2021-06-05 04:45:47,051 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 1475 transitions. Word has length 16 [2021-06-05 04:45:47,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:47,052 INFO L482 AbstractCegarLoop]: Abstraction has 449 states and 1475 transitions. [2021-06-05 04:45:47,052 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 04:45:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1475 transitions. [2021-06-05 04:45:47,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:47,053 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:47,053 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:47,053 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-06-05 04:45:47,053 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:47,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:47,053 INFO L82 PathProgramCache]: Analyzing trace with hash 637834109, now seen corresponding path program 3 times [2021-06-05 04:45:47,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:47,054 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093292775] [2021-06-05 04:45:47,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:47,233 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 04:45:47,233 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:47,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093292775] [2021-06-05 04:45:47,234 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093292775] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:47,234 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:47,234 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:47,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685466410] [2021-06-05 04:45:47,234 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:47,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:47,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:47,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:47,235 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 04:45:47,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:47,415 INFO L93 Difference]: Finished difference Result 692 states and 2183 transitions. [2021-06-05 04:45:47,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 04:45:47,416 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 04:45:47,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:47,417 INFO L225 Difference]: With dead ends: 692 [2021-06-05 04:45:47,417 INFO L226 Difference]: Without dead ends: 652 [2021-06-05 04:45:47,417 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 211.4ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:47,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2021-06-05 04:45:47,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 436. [2021-06-05 04:45:47,427 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 04:45:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1446 transitions. [2021-06-05 04:45:47,428 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1446 transitions. Word has length 16 [2021-06-05 04:45:47,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:47,428 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1446 transitions. [2021-06-05 04:45:47,428 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 04:45:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1446 transitions. [2021-06-05 04:45:47,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:47,430 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:47,430 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:47,430 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-06-05 04:45:47,430 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:47,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:47,430 INFO L82 PathProgramCache]: Analyzing trace with hash 784334086, now seen corresponding path program 5 times [2021-06-05 04:45:47,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:47,430 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999887266] [2021-06-05 04:45:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:47,537 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 04:45:47,537 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:47,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999887266] [2021-06-05 04:45:47,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999887266] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:47,538 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:47,538 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:47,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744375825] [2021-06-05 04:45:47,538 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:47,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:47,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:47,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:47,539 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 04:45:47,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:47,778 INFO L93 Difference]: Finished difference Result 736 states and 2320 transitions. [2021-06-05 04:45:47,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 04:45:47,778 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 04:45:47,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:47,779 INFO L225 Difference]: With dead ends: 736 [2021-06-05 04:45:47,779 INFO L226 Difference]: Without dead ends: 713 [2021-06-05 04:45:47,779 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 235.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-06-05 04:45:47,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2021-06-05 04:45:47,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 436. [2021-06-05 04:45:47,788 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 04:45:47,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1446 transitions. [2021-06-05 04:45:47,789 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1446 transitions. Word has length 16 [2021-06-05 04:45:47,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:47,789 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1446 transitions. [2021-06-05 04:45:47,789 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 04:45:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1446 transitions. [2021-06-05 04:45:47,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:47,791 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:47,791 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:47,791 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-06-05 04:45:47,792 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:47,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:47,792 INFO L82 PathProgramCache]: Analyzing trace with hash 797847013, now seen corresponding path program 5 times [2021-06-05 04:45:47,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:47,792 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840733984] [2021-06-05 04:45:47,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:48,007 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 04:45:48,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:48,009 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840733984] [2021-06-05 04:45:48,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840733984] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:48,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:48,009 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:48,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575806230] [2021-06-05 04:45:48,009 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:48,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:48,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:48,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:48,010 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 04:45:48,326 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 99 [2021-06-05 04:45:48,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:48,356 INFO L93 Difference]: Finished difference Result 764 states and 2422 transitions. [2021-06-05 04:45:48,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 04:45:48,361 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 04:45:48,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:48,362 INFO L225 Difference]: With dead ends: 764 [2021-06-05 04:45:48,362 INFO L226 Difference]: Without dead ends: 737 [2021-06-05 04:45:48,363 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 384.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:48,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2021-06-05 04:45:48,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 436. [2021-06-05 04:45:48,371 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 04:45:48,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1444 transitions. [2021-06-05 04:45:48,372 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1444 transitions. Word has length 16 [2021-06-05 04:45:48,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:48,373 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1444 transitions. [2021-06-05 04:45:48,373 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 04:45:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1444 transitions. [2021-06-05 04:45:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:48,374 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:48,374 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:48,374 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-06-05 04:45:48,374 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:48,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:48,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1214532848, now seen corresponding path program 6 times [2021-06-05 04:45:48,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:48,375 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155424803] [2021-06-05 04:45:48,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:48,445 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 04:45:48,445 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:48,445 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155424803] [2021-06-05 04:45:48,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155424803] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:48,445 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:48,445 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:48,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595066858] [2021-06-05 04:45:48,446 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:48,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:48,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:48,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:48,446 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 04:45:48,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:48,547 INFO L93 Difference]: Finished difference Result 655 states and 2054 transitions. [2021-06-05 04:45:48,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:48,548 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 04:45:48,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:48,549 INFO L225 Difference]: With dead ends: 655 [2021-06-05 04:45:48,549 INFO L226 Difference]: Without dead ends: 632 [2021-06-05 04:45:48,549 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 67.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:48,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2021-06-05 04:45:48,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 436. [2021-06-05 04:45:48,557 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 04:45:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1444 transitions. [2021-06-05 04:45:48,558 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1444 transitions. Word has length 16 [2021-06-05 04:45:48,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:48,558 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1444 transitions. [2021-06-05 04:45:48,559 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 04:45:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1444 transitions. [2021-06-05 04:45:48,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 04:45:48,560 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:48,560 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 04:45:48,560 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-06-05 04:45:48,560 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:48,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:48,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1154290151, now seen corresponding path program 6 times [2021-06-05 04:45:48,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:48,560 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520589020] [2021-06-05 04:45:48,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:48,821 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-06-05 04:45:48,973 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 04:45:48,973 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:48,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520589020] [2021-06-05 04:45:48,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520589020] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:48,973 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:48,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 04:45:48,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746933536] [2021-06-05 04:45:48,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 04:45:48,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:48,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 04:45:48,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:48,974 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 04:45:49,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,181 INFO L93 Difference]: Finished difference Result 635 states and 1984 transitions. [2021-06-05 04:45:49,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:49,181 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 04:45:49,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,182 INFO L225 Difference]: With dead ends: 635 [2021-06-05 04:45:49,182 INFO L226 Difference]: Without dead ends: 602 [2021-06-05 04:45:49,183 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 458.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 04:45:49,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2021-06-05 04:45:49,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 436. [2021-06-05 04:45:49,189 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 04:45:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1442 transitions. [2021-06-05 04:45:49,190 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1442 transitions. Word has length 16 [2021-06-05 04:45:49,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,190 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1442 transitions. [2021-06-05 04:45:49,190 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 04:45:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1442 transitions. [2021-06-05 04:45:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,191 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,191 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 04:45:49,191 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-06-05 04:45:49,192 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1318202505, now seen corresponding path program 1 times [2021-06-05 04:45:49,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662528630] [2021-06-05 04:45:49,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:49,223 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 04:45:49,224 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:49,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662528630] [2021-06-05 04:45:49,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662528630] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:49,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:49,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:49,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997146989] [2021-06-05 04:45:49,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:49,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:49,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:49,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:49,225 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 04:45:49,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,266 INFO L93 Difference]: Finished difference Result 647 states and 1988 transitions. [2021-06-05 04:45:49,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:49,267 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 04:45:49,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,268 INFO L225 Difference]: With dead ends: 647 [2021-06-05 04:45:49,268 INFO L226 Difference]: Without dead ends: 647 [2021-06-05 04:45:49,268 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 04:45:49,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2021-06-05 04:45:49,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 464. [2021-06-05 04:45:49,276 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 04:45:49,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 1540 transitions. [2021-06-05 04:45:49,278 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 1540 transitions. Word has length 18 [2021-06-05 04:45:49,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,279 INFO L482 AbstractCegarLoop]: Abstraction has 464 states and 1540 transitions. [2021-06-05 04:45:49,279 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 04:45:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1540 transitions. [2021-06-05 04:45:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,280 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,280 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 04:45:49,280 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-06-05 04:45:49,280 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1664376435, now seen corresponding path program 2 times [2021-06-05 04:45:49,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,281 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708132503] [2021-06-05 04:45:49,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:49,311 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 04:45:49,312 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:49,312 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708132503] [2021-06-05 04:45:49,312 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708132503] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:49,312 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:49,312 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:49,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275235741] [2021-06-05 04:45:49,312 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:49,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:49,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:49,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:49,313 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 04:45:49,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,357 INFO L93 Difference]: Finished difference Result 602 states and 1790 transitions. [2021-06-05 04:45:49,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:49,358 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 04:45:49,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,359 INFO L225 Difference]: With dead ends: 602 [2021-06-05 04:45:49,359 INFO L226 Difference]: Without dead ends: 594 [2021-06-05 04:45:49,359 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:49,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2021-06-05 04:45:49,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 420. [2021-06-05 04:45:49,378 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 04:45:49,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 1359 transitions. [2021-06-05 04:45:49,379 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 1359 transitions. Word has length 18 [2021-06-05 04:45:49,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,379 INFO L482 AbstractCegarLoop]: Abstraction has 420 states and 1359 transitions. [2021-06-05 04:45:49,380 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 04:45:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1359 transitions. [2021-06-05 04:45:49,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,381 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,381 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 04:45:49,381 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-06-05 04:45:49,381 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1681246645, now seen corresponding path program 1 times [2021-06-05 04:45:49,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,382 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458529614] [2021-06-05 04:45:49,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:49,427 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 04:45:49,427 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:49,427 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458529614] [2021-06-05 04:45:49,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458529614] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:49,428 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:49,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:49,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816656720] [2021-06-05 04:45:49,429 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:49,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:49,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:49,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:49,430 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 04:45:49,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,499 INFO L93 Difference]: Finished difference Result 602 states and 1832 transitions. [2021-06-05 04:45:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:49,499 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 04:45:49,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,500 INFO L225 Difference]: With dead ends: 602 [2021-06-05 04:45:49,500 INFO L226 Difference]: Without dead ends: 602 [2021-06-05 04:45:49,500 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:49,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2021-06-05 04:45:49,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 457. [2021-06-05 04:45:49,508 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 04:45:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 1469 transitions. [2021-06-05 04:45:49,509 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 1469 transitions. Word has length 18 [2021-06-05 04:45:49,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,509 INFO L482 AbstractCegarLoop]: Abstraction has 457 states and 1469 transitions. [2021-06-05 04:45:49,510 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 04:45:49,510 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1469 transitions. [2021-06-05 04:45:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,511 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,511 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 04:45:49,511 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-06-05 04:45:49,511 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1406905333, now seen corresponding path program 2 times [2021-06-05 04:45:49,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,511 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499257476] [2021-06-05 04:45:49,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:49,548 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 04:45:49,548 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:49,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499257476] [2021-06-05 04:45:49,548 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499257476] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:49,548 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:49,549 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:49,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095449091] [2021-06-05 04:45:49,549 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:49,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:49,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:49,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:49,549 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 04:45:49,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,636 INFO L93 Difference]: Finished difference Result 590 states and 1764 transitions. [2021-06-05 04:45:49,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:49,637 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 04:45:49,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,638 INFO L225 Difference]: With dead ends: 590 [2021-06-05 04:45:49,638 INFO L226 Difference]: Without dead ends: 582 [2021-06-05 04:45:49,638 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 47.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:49,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-06-05 04:45:49,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 457. [2021-06-05 04:45:49,646 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 04:45:49,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 1465 transitions. [2021-06-05 04:45:49,648 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 1465 transitions. Word has length 18 [2021-06-05 04:45:49,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,648 INFO L482 AbstractCegarLoop]: Abstraction has 457 states and 1465 transitions. [2021-06-05 04:45:49,648 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 04:45:49,648 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1465 transitions. [2021-06-05 04:45:49,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,649 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,649 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 04:45:49,649 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-06-05 04:45:49,649 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,649 INFO L82 PathProgramCache]: Analyzing trace with hash 506049385, now seen corresponding path program 1 times [2021-06-05 04:45:49,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,650 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991596163] [2021-06-05 04:45:49,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:49,719 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 04:45:49,719 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:49,719 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991596163] [2021-06-05 04:45:49,719 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991596163] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:49,719 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:49,720 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:49,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109079937] [2021-06-05 04:45:49,720 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:49,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:49,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:49,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:49,720 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 04:45:49,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,830 INFO L93 Difference]: Finished difference Result 537 states and 1634 transitions. [2021-06-05 04:45:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:49,830 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 04:45:49,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,832 INFO L225 Difference]: With dead ends: 537 [2021-06-05 04:45:49,832 INFO L226 Difference]: Without dead ends: 525 [2021-06-05 04:45:49,832 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 89.0ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:49,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2021-06-05 04:45:49,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 453. [2021-06-05 04:45:49,839 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 04:45:49,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 1457 transitions. [2021-06-05 04:45:49,840 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 1457 transitions. Word has length 18 [2021-06-05 04:45:49,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,840 INFO L482 AbstractCegarLoop]: Abstraction has 453 states and 1457 transitions. [2021-06-05 04:45:49,840 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 04:45:49,840 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1457 transitions. [2021-06-05 04:45:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,841 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,841 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 04:45:49,841 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-06-05 04:45:49,842 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1415879781, now seen corresponding path program 3 times [2021-06-05 04:45:49,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,842 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469531150] [2021-06-05 04:45:49,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:49,861 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 04:45:49,861 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:49,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469531150] [2021-06-05 04:45:49,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469531150] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:49,861 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:49,861 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:49,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468499220] [2021-06-05 04:45:49,862 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:49,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:49,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:49,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:49,862 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 04:45:49,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,906 INFO L93 Difference]: Finished difference Result 549 states and 1641 transitions. [2021-06-05 04:45:49,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:49,906 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 04:45:49,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,907 INFO L225 Difference]: With dead ends: 549 [2021-06-05 04:45:49,907 INFO L226 Difference]: Without dead ends: 549 [2021-06-05 04:45:49,908 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 04:45:49,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-06-05 04:45:49,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 396. [2021-06-05 04:45:49,914 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 04:45:49,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 1246 transitions. [2021-06-05 04:45:49,915 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 1246 transitions. Word has length 18 [2021-06-05 04:45:49,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,915 INFO L482 AbstractCegarLoop]: Abstraction has 396 states and 1246 transitions. [2021-06-05 04:45:49,915 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 04:45:49,916 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1246 transitions. [2021-06-05 04:45:49,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,916 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,916 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 04:45:49,917 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-06-05 04:45:49,917 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,917 INFO L82 PathProgramCache]: Analyzing trace with hash -2075176037, now seen corresponding path program 1 times [2021-06-05 04:45:49,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,917 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310377037] [2021-06-05 04:45:49,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:49,939 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 04:45:49,939 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:49,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310377037] [2021-06-05 04:45:49,939 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310377037] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:49,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:49,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:49,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412883450] [2021-06-05 04:45:49,940 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:49,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:49,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:49,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:49,941 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 04:45:49,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:49,978 INFO L93 Difference]: Finished difference Result 442 states and 1323 transitions. [2021-06-05 04:45:49,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 04:45:49,979 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 04:45:49,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:49,980 INFO L225 Difference]: With dead ends: 442 [2021-06-05 04:45:49,980 INFO L226 Difference]: Without dead ends: 413 [2021-06-05 04:45:49,980 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:49,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2021-06-05 04:45:49,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 396. [2021-06-05 04:45:49,986 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 04:45:49,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 1232 transitions. [2021-06-05 04:45:49,987 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 1232 transitions. Word has length 18 [2021-06-05 04:45:49,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:49,987 INFO L482 AbstractCegarLoop]: Abstraction has 396 states and 1232 transitions. [2021-06-05 04:45:49,987 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 04:45:49,987 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1232 transitions. [2021-06-05 04:45:49,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:49,988 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:49,988 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 04:45:49,988 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-06-05 04:45:49,988 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:49,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:49,989 INFO L82 PathProgramCache]: Analyzing trace with hash -840014107, now seen corresponding path program 3 times [2021-06-05 04:45:49,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:49,989 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074062907] [2021-06-05 04:45:49,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:50,036 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 04:45:50,037 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:50,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074062907] [2021-06-05 04:45:50,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074062907] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:50,037 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:50,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:50,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644484885] [2021-06-05 04:45:50,037 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:50,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:50,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:50,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:50,038 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 04:45:50,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:50,101 INFO L93 Difference]: Finished difference Result 482 states and 1411 transitions. [2021-06-05 04:45:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:50,102 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 04:45:50,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:50,103 INFO L225 Difference]: With dead ends: 482 [2021-06-05 04:45:50,103 INFO L226 Difference]: Without dead ends: 482 [2021-06-05 04:45:50,103 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2021-06-05 04:45:50,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 359. [2021-06-05 04:45:50,109 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 04:45:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1101 transitions. [2021-06-05 04:45:50,110 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1101 transitions. Word has length 18 [2021-06-05 04:45:50,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:50,110 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1101 transitions. [2021-06-05 04:45:50,111 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 04:45:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1101 transitions. [2021-06-05 04:45:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:50,111 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:50,111 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 04:45:50,112 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-06-05 04:45:50,112 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:50,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:50,112 INFO L82 PathProgramCache]: Analyzing trace with hash -197121861, now seen corresponding path program 2 times [2021-06-05 04:45:50,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:50,112 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295762042] [2021-06-05 04:45:50,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:50,181 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 04:45:50,181 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:50,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295762042] [2021-06-05 04:45:50,181 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295762042] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:50,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:50,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:50,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890123229] [2021-06-05 04:45:50,182 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:50,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:50,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:50,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,183 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 04:45:50,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:50,247 INFO L93 Difference]: Finished difference Result 467 states and 1366 transitions. [2021-06-05 04:45:50,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:50,247 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 04:45:50,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:50,248 INFO L225 Difference]: With dead ends: 467 [2021-06-05 04:45:50,248 INFO L226 Difference]: Without dead ends: 467 [2021-06-05 04:45:50,248 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 04:45:50,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-06-05 04:45:50,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 379. [2021-06-05 04:45:50,254 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 04:45:50,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 1161 transitions. [2021-06-05 04:45:50,256 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 1161 transitions. Word has length 18 [2021-06-05 04:45:50,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:50,256 INFO L482 AbstractCegarLoop]: Abstraction has 379 states and 1161 transitions. [2021-06-05 04:45:50,256 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 04:45:50,256 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1161 transitions. [2021-06-05 04:45:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:50,257 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:50,257 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 04:45:50,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-06-05 04:45:50,257 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:50,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:50,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1939653789, now seen corresponding path program 3 times [2021-06-05 04:45:50,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:50,257 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34375736] [2021-06-05 04:45:50,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:50,295 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 04:45:50,295 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:50,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34375736] [2021-06-05 04:45:50,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34375736] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:50,295 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:50,295 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:50,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348096043] [2021-06-05 04:45:50,296 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:50,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:50,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:50,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:50,296 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 04:45:50,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:50,366 INFO L93 Difference]: Finished difference Result 504 states and 1436 transitions. [2021-06-05 04:45:50,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:50,367 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 04:45:50,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:50,368 INFO L225 Difference]: With dead ends: 504 [2021-06-05 04:45:50,368 INFO L226 Difference]: Without dead ends: 496 [2021-06-05 04:45:50,368 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 42.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2021-06-05 04:45:50,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 379. [2021-06-05 04:45:50,374 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 04:45:50,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 1157 transitions. [2021-06-05 04:45:50,375 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 1157 transitions. Word has length 18 [2021-06-05 04:45:50,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:50,375 INFO L482 AbstractCegarLoop]: Abstraction has 379 states and 1157 transitions. [2021-06-05 04:45:50,375 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 04:45:50,375 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1157 transitions. [2021-06-05 04:45:50,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:50,376 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:50,376 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 04:45:50,376 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-06-05 04:45:50,377 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:50,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:50,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1583210651, now seen corresponding path program 4 times [2021-06-05 04:45:50,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:50,377 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393126785] [2021-06-05 04:45:50,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:50,443 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 04:45:50,443 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:50,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393126785] [2021-06-05 04:45:50,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393126785] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:50,443 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:50,443 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:50,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888337167] [2021-06-05 04:45:50,443 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:50,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:50,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:50,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,444 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 04:45:50,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:50,501 INFO L93 Difference]: Finished difference Result 441 states and 1293 transitions. [2021-06-05 04:45:50,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:50,501 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 04:45:50,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:50,502 INFO L225 Difference]: With dead ends: 441 [2021-06-05 04:45:50,502 INFO L226 Difference]: Without dead ends: 441 [2021-06-05 04:45:50,502 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 47.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2021-06-05 04:45:50,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 359. [2021-06-05 04:45:50,507 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 04:45:50,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1077 transitions. [2021-06-05 04:45:50,508 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1077 transitions. Word has length 18 [2021-06-05 04:45:50,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:50,508 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1077 transitions. [2021-06-05 04:45:50,508 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 04:45:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1077 transitions. [2021-06-05 04:45:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:50,509 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:50,509 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 04:45:50,509 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-06-05 04:45:50,510 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:50,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:50,510 INFO L82 PathProgramCache]: Analyzing trace with hash 2015137509, now seen corresponding path program 4 times [2021-06-05 04:45:50,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:50,510 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025005354] [2021-06-05 04:45:50,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:50,536 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 04:45:50,537 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:50,537 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025005354] [2021-06-05 04:45:50,537 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025005354] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:50,537 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:50,537 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:50,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309788069] [2021-06-05 04:45:50,537 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:50,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:50,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:50,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,538 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 04:45:50,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:50,563 INFO L93 Difference]: Finished difference Result 439 states and 1246 transitions. [2021-06-05 04:45:50,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 04:45:50,564 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 04:45:50,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:50,565 INFO L225 Difference]: With dead ends: 439 [2021-06-05 04:45:50,565 INFO L226 Difference]: Without dead ends: 431 [2021-06-05 04:45:50,565 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2021-06-05 04:45:50,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 359. [2021-06-05 04:45:50,569 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 04:45:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1075 transitions. [2021-06-05 04:45:50,570 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1075 transitions. Word has length 18 [2021-06-05 04:45:50,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:50,570 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1075 transitions. [2021-06-05 04:45:50,571 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 04:45:50,571 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1075 transitions. [2021-06-05 04:45:50,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:50,571 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:50,571 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 04:45:50,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-06-05 04:45:50,572 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:50,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:50,572 INFO L82 PathProgramCache]: Analyzing trace with hash 325544227, now seen corresponding path program 4 times [2021-06-05 04:45:50,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:50,572 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841244507] [2021-06-05 04:45:50,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:50,645 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 04:45:50,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:50,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841244507] [2021-06-05 04:45:50,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841244507] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:50,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:50,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 04:45:50,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606945050] [2021-06-05 04:45:50,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 04:45:50,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:50,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 04:45:50,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,647 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 04:45:50,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:50,729 INFO L93 Difference]: Finished difference Result 384 states and 1113 transitions. [2021-06-05 04:45:50,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 04:45:50,729 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 04:45:50,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:50,730 INFO L225 Difference]: With dead ends: 384 [2021-06-05 04:45:50,730 INFO L226 Difference]: Without dead ends: 376 [2021-06-05 04:45:50,730 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 83.6ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-05 04:45:50,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-06-05 04:45:50,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 359. [2021-06-05 04:45:50,735 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 04:45:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1073 transitions. [2021-06-05 04:45:50,736 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1073 transitions. Word has length 18 [2021-06-05 04:45:50,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:50,737 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1073 transitions. [2021-06-05 04:45:50,737 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 04:45:50,737 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1073 transitions. [2021-06-05 04:45:50,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 04:45:50,737 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:50,738 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 04:45:50,738 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-06-05 04:45:50,738 INFO L430 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:50,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:50,738 INFO L82 PathProgramCache]: Analyzing trace with hash 724624817, now seen corresponding path program 5 times [2021-06-05 04:45:50,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:50,738 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427376077] [2021-06-05 04:45:50,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:50,757 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 04:45:50,757 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:50,757 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427376077] [2021-06-05 04:45:50,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427376077] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 04:45:50,757 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 04:45:50,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 04:45:50,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086283012] [2021-06-05 04:45:50,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 04:45:50,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:50,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 04:45:50,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 04:45:50,758 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 04:45:50,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:50,790 INFO L93 Difference]: Finished difference Result 386 states and 1114 transitions. [2021-06-05 04:45:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 04:45:50,790 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 04:45:50,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:50,791 INFO L225 Difference]: With dead ends: 386 [2021-06-05 04:45:50,791 INFO L226 Difference]: Without dead ends: 374 [2021-06-05 04:45:50,792 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 04:45:50,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-06-05 04:45:50,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 357. [2021-06-05 04:45:50,797 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 04:45:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 1069 transitions. [2021-06-05 04:45:50,798 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 1069 transitions. Word has length 18 [2021-06-05 04:45:50,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:50,799 INFO L482 AbstractCegarLoop]: Abstraction has 357 states and 1069 transitions. [2021-06-05 04:45:50,799 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 04:45:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1069 transitions. [2021-06-05 04:45:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:45:50,799 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:50,799 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 04:45:50,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-06-05 04:45:50,800 INFO L430 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:50,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:50,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1134434440, now seen corresponding path program 1 times [2021-06-05 04:45:50,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:50,800 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854729431] [2021-06-05 04:45:50,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:51,208 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 04:45:51,208 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:51,208 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854729431] [2021-06-05 04:45:51,208 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854729431] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:45:51,208 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494108739] [2021-06-05 04:45:51,208 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 04:45:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:51,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:45:51,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:45:52,154 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 04:45:52,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494108739] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:45:52,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:45:52,154 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:45:52,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778655947] [2021-06-05 04:45:52,155 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:45:52,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:52,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:45:52,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:45:52,155 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 04:45:52,688 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-06-05 04:45:52,931 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-06-05 04:45:52,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:52,972 INFO L93 Difference]: Finished difference Result 564 states and 1674 transitions. [2021-06-05 04:45:52,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 04:45:52,972 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 04:45:52,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:52,982 INFO L225 Difference]: With dead ends: 564 [2021-06-05 04:45:52,982 INFO L226 Difference]: Without dead ends: 549 [2021-06-05 04:45:52,983 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 1298.2ms TimeCoverageRelationStatistics Valid=139, Invalid=461, Unknown=0, NotChecked=0, Total=600 [2021-06-05 04:45:52,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-06-05 04:45:52,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 383. [2021-06-05 04:45:52,993 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 04:45:52,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 1150 transitions. [2021-06-05 04:45:52,995 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 1150 transitions. Word has length 20 [2021-06-05 04:45:52,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:52,995 INFO L482 AbstractCegarLoop]: Abstraction has 383 states and 1150 transitions. [2021-06-05 04:45:52,995 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 04:45:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1150 transitions. [2021-06-05 04:45:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:45:52,996 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:52,996 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 04:45:53,212 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-05 04:45:53,212 INFO L430 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:53,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:53,213 INFO L82 PathProgramCache]: Analyzing trace with hash 464235032, now seen corresponding path program 2 times [2021-06-05 04:45:53,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:53,213 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496628147] [2021-06-05 04:45:53,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:53,534 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2021-06-05 04:45:53,711 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 39 [2021-06-05 04:45:53,984 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 04:45:53,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:53,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496628147] [2021-06-05 04:45:53,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496628147] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:45:53,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1861155578] [2021-06-05 04:45:53,984 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 04:45:54,025 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:45:54,025 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:45:54,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:45:54,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:45:54,757 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 04:45:54,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1861155578] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:45:54,758 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:45:54,758 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:45:54,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292096720] [2021-06-05 04:45:54,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:45:54,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:54,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:45:54,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:45:54,759 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 04:45:55,109 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2021-06-05 04:45:55,763 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-06-05 04:45:56,025 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 63 [2021-06-05 04:45:56,191 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 61 [2021-06-05 04:45:56,347 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-06-05 04:45:56,498 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2021-06-05 04:45:56,687 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2021-06-05 04:45:56,852 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 54 [2021-06-05 04:45:57,048 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-06-05 04:45:57,219 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2021-06-05 04:45:57,402 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-06-05 04:45:57,571 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 58 [2021-06-05 04:45:57,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:45:57,618 INFO L93 Difference]: Finished difference Result 599 states and 1774 transitions. [2021-06-05 04:45:57,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-05 04:45:57,618 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 04:45:57,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:45:57,619 INFO L225 Difference]: With dead ends: 599 [2021-06-05 04:45:57,619 INFO L226 Difference]: Without dead ends: 584 [2021-06-05 04:45:57,620 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 3516.5ms TimeCoverageRelationStatistics Valid=331, Invalid=1075, Unknown=0, NotChecked=0, Total=1406 [2021-06-05 04:45:57,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2021-06-05 04:45:57,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 389. [2021-06-05 04:45:57,626 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 04:45:57,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 1179 transitions. [2021-06-05 04:45:57,627 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 1179 transitions. Word has length 20 [2021-06-05 04:45:57,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:45:57,627 INFO L482 AbstractCegarLoop]: Abstraction has 389 states and 1179 transitions. [2021-06-05 04:45:57,627 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 04:45:57,628 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1179 transitions. [2021-06-05 04:45:57,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:45:57,628 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:45:57,628 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 04:45:57,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-06-05 04:45:57,833 INFO L430 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:45:57,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:45:57,833 INFO L82 PathProgramCache]: Analyzing trace with hash -2111156678, now seen corresponding path program 3 times [2021-06-05 04:45:57,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:45:57,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865765999] [2021-06-05 04:45:57,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:45:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:45:58,202 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 04:45:58,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:45:58,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865765999] [2021-06-05 04:45:58,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865765999] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:45:58,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742907157] [2021-06-05 04:45:58,202 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 04:45:58,251 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 04:45:58,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:45:58,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:45:58,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:45:58,880 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 04:45:58,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742907157] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:45:58,881 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:45:58,881 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:45:58,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199238120] [2021-06-05 04:45:58,881 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:45:58,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:45:58,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:45:58,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:45:58,882 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 04:45:59,618 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 58 [2021-06-05 04:45:59,890 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 53 [2021-06-05 04:46:00,025 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2021-06-05 04:46:00,180 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-06-05 04:46:00,372 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 53 [2021-06-05 04:46:00,518 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-05 04:46:00,722 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2021-06-05 04:46:00,930 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2021-06-05 04:46:01,229 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 71 [2021-06-05 04:46:01,407 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-05 04:46:01,657 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2021-06-05 04:46:02,047 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 68 [2021-06-05 04:46:02,221 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2021-06-05 04:46:02,377 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-06-05 04:46:02,505 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2021-06-05 04:46:02,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:02,552 INFO L93 Difference]: Finished difference Result 647 states and 1914 transitions. [2021-06-05 04:46:02,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-05 04:46:02,553 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 04:46:02,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:02,554 INFO L225 Difference]: With dead ends: 647 [2021-06-05 04:46:02,554 INFO L226 Difference]: Without dead ends: 632 [2021-06-05 04:46:02,554 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 3873.5ms TimeCoverageRelationStatistics Valid=316, Invalid=1490, Unknown=0, NotChecked=0, Total=1806 [2021-06-05 04:46:02,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2021-06-05 04:46:02,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 402. [2021-06-05 04:46:02,561 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 04:46:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 1217 transitions. [2021-06-05 04:46:02,562 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 1217 transitions. Word has length 20 [2021-06-05 04:46:02,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:02,562 INFO L482 AbstractCegarLoop]: Abstraction has 402 states and 1217 transitions. [2021-06-05 04:46:02,562 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 04:46:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1217 transitions. [2021-06-05 04:46:02,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:02,563 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:02,563 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 04:46:02,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:46:02,786 INFO L430 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:02,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:02,786 INFO L82 PathProgramCache]: Analyzing trace with hash 301436920, now seen corresponding path program 4 times [2021-06-05 04:46:02,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:02,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245062743] [2021-06-05 04:46:02,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:03,325 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 04:46:03,326 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:03,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245062743] [2021-06-05 04:46:03,326 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245062743] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:03,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1192443187] [2021-06-05 04:46:03,326 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 04:46:03,373 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:46:03,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:03,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:03,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:03,835 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2021-06-05 04:46:04,104 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 04:46:04,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1192443187] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:04,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:04,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:46:04,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714800455] [2021-06-05 04:46:04,104 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:46:04,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:04,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:46:04,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:46:04,105 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 04:46:04,274 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2021-06-05 04:46:04,574 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 42 [2021-06-05 04:46:05,187 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 65 [2021-06-05 04:46:05,591 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2021-06-05 04:46:05,778 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 52 [2021-06-05 04:46:05,971 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 53 [2021-06-05 04:46:06,299 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 47 [2021-06-05 04:46:06,445 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 46 [2021-06-05 04:46:06,623 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2021-06-05 04:46:06,854 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 65 [2021-06-05 04:46:07,020 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2021-06-05 04:46:07,205 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 64 [2021-06-05 04:46:07,436 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2021-06-05 04:46:07,622 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-06-05 04:46:07,905 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 69 [2021-06-05 04:46:08,064 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 43 [2021-06-05 04:46:08,254 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 63 [2021-06-05 04:46:08,563 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 67 [2021-06-05 04:46:08,825 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 67 [2021-06-05 04:46:09,083 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 61 [2021-06-05 04:46:09,265 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 61 [2021-06-05 04:46:09,567 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 65 [2021-06-05 04:46:09,858 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2021-06-05 04:46:09,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:09,893 INFO L93 Difference]: Finished difference Result 679 states and 2017 transitions. [2021-06-05 04:46:09,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-05 04:46:09,893 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 04:46:09,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:09,894 INFO L225 Difference]: With dead ends: 679 [2021-06-05 04:46:09,895 INFO L226 Difference]: Without dead ends: 664 [2021-06-05 04:46:09,895 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 6008.8ms TimeCoverageRelationStatistics Valid=507, Invalid=2145, Unknown=0, NotChecked=0, Total=2652 [2021-06-05 04:46:09,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2021-06-05 04:46:09,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 402. [2021-06-05 04:46:09,902 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 04:46:09,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 1217 transitions. [2021-06-05 04:46:09,903 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 1217 transitions. Word has length 20 [2021-06-05 04:46:09,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:09,903 INFO L482 AbstractCegarLoop]: Abstraction has 402 states and 1217 transitions. [2021-06-05 04:46:09,903 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 04:46:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1217 transitions. [2021-06-05 04:46:09,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:09,904 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:09,904 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 04:46:10,126 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2021-06-05 04:46:10,126 INFO L430 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:10,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:10,127 INFO L82 PathProgramCache]: Analyzing trace with hash 812620716, now seen corresponding path program 5 times [2021-06-05 04:46:10,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:10,127 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597137043] [2021-06-05 04:46:10,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:10,418 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 04:46:10,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:10,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597137043] [2021-06-05 04:46:10,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597137043] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:10,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27126875] [2021-06-05 04:46:10,419 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 04:46:10,473 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:46:10,473 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:10,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:10,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:11,120 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 04:46:11,121 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27126875] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:11,121 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:11,121 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:46:11,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244618142] [2021-06-05 04:46:11,121 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:46:11,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:11,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:46:11,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:46:11,122 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 04:46:11,551 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2021-06-05 04:46:11,896 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2021-06-05 04:46:12,055 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2021-06-05 04:46:12,204 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2021-06-05 04:46:12,449 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2021-06-05 04:46:12,602 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-06-05 04:46:12,843 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2021-06-05 04:46:13,025 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-06-05 04:46:13,220 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-05 04:46:13,445 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2021-06-05 04:46:13,747 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2021-06-05 04:46:13,974 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-06-05 04:46:14,230 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2021-06-05 04:46:14,439 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2021-06-05 04:46:14,643 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2021-06-05 04:46:14,960 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 75 [2021-06-05 04:46:15,254 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2021-06-05 04:46:15,548 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 90 [2021-06-05 04:46:15,929 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 82 [2021-06-05 04:46:15,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:15,985 INFO L93 Difference]: Finished difference Result 754 states and 2210 transitions. [2021-06-05 04:46:15,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-05 04:46:15,986 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 04:46:15,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:15,987 INFO L225 Difference]: With dead ends: 754 [2021-06-05 04:46:15,987 INFO L226 Difference]: Without dead ends: 739 [2021-06-05 04:46:15,987 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 4902.6ms TimeCoverageRelationStatistics Valid=394, Invalid=1676, Unknown=0, NotChecked=0, Total=2070 [2021-06-05 04:46:15,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2021-06-05 04:46:15,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 424. [2021-06-05 04:46:15,994 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 04:46:15,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 1282 transitions. [2021-06-05 04:46:15,995 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 1282 transitions. Word has length 20 [2021-06-05 04:46:15,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:15,995 INFO L482 AbstractCegarLoop]: Abstraction has 424 states and 1282 transitions. [2021-06-05 04:46:15,995 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 04:46:15,995 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1282 transitions. [2021-06-05 04:46:15,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:15,996 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:15,996 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 04:46:16,200 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable127 [2021-06-05 04:46:16,201 INFO L430 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:16,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:16,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1379795916, now seen corresponding path program 6 times [2021-06-05 04:46:16,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:16,202 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311262851] [2021-06-05 04:46:16,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:16,469 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 04:46:16,469 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:16,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311262851] [2021-06-05 04:46:16,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311262851] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:16,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687075566] [2021-06-05 04:46:16,470 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 04:46:16,522 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 04:46:16,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:16,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:16,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:16,936 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2021-06-05 04:46:17,288 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 04:46:17,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687075566] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:17,288 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:17,288 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:46:17,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602093999] [2021-06-05 04:46:17,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:46:17,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:17,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:46:17,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:46:17,289 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 04:46:17,740 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-06-05 04:46:18,051 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-06-05 04:46:18,323 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-06-05 04:46:18,576 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-06-05 04:46:18,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:18,613 INFO L93 Difference]: Finished difference Result 695 states and 2046 transitions. [2021-06-05 04:46:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 04:46:18,613 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 04:46:18,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:18,614 INFO L225 Difference]: With dead ends: 695 [2021-06-05 04:46:18,614 INFO L226 Difference]: Without dead ends: 680 [2021-06-05 04:46:18,614 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1663.8ms TimeCoverageRelationStatistics Valid=135, Invalid=567, Unknown=0, NotChecked=0, Total=702 [2021-06-05 04:46:18,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2021-06-05 04:46:18,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 427. [2021-06-05 04:46:18,621 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 04:46:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 1294 transitions. [2021-06-05 04:46:18,622 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 1294 transitions. Word has length 20 [2021-06-05 04:46:18,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:18,623 INFO L482 AbstractCegarLoop]: Abstraction has 427 states and 1294 transitions. [2021-06-05 04:46:18,623 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 04:46:18,623 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1294 transitions. [2021-06-05 04:46:18,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:18,624 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:18,624 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 04:46:18,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:46:18,837 INFO L430 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:18,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:18,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1032797682, now seen corresponding path program 7 times [2021-06-05 04:46:18,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:18,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088746427] [2021-06-05 04:46:18,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:19,150 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 04:46:19,150 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:19,150 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088746427] [2021-06-05 04:46:19,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088746427] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:19,150 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055232953] [2021-06-05 04:46:19,151 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 04:46:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:19,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:19,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:19,575 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2021-06-05 04:46:19,915 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 04:46:19,915 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1055232953] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:19,915 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:19,915 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:46:19,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186220235] [2021-06-05 04:46:19,916 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:46:19,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:19,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:46:19,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:46:19,916 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 04:46:20,084 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2021-06-05 04:46:20,268 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-06-05 04:46:20,510 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-06-05 04:46:20,776 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-05 04:46:21,252 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-05 04:46:21,528 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-06-05 04:46:21,762 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2021-06-05 04:46:21,986 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-06-05 04:46:22,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:22,040 INFO L93 Difference]: Finished difference Result 740 states and 2183 transitions. [2021-06-05 04:46:22,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 04:46:22,040 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 04:46:22,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:22,043 INFO L225 Difference]: With dead ends: 740 [2021-06-05 04:46:22,043 INFO L226 Difference]: Without dead ends: 725 [2021-06-05 04:46:22,043 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 2617.8ms TimeCoverageRelationStatistics Valid=241, Invalid=881, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 04:46:22,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2021-06-05 04:46:22,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 424. [2021-06-05 04:46:22,050 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 04:46:22,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 1282 transitions. [2021-06-05 04:46:22,052 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 1282 transitions. Word has length 20 [2021-06-05 04:46:22,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:22,052 INFO L482 AbstractCegarLoop]: Abstraction has 424 states and 1282 transitions. [2021-06-05 04:46:22,052 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 04:46:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1282 transitions. [2021-06-05 04:46:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:22,053 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:22,053 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 04:46:22,268 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:46:22,269 INFO L430 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:22,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:22,269 INFO L82 PathProgramCache]: Analyzing trace with hash 695728536, now seen corresponding path program 8 times [2021-06-05 04:46:22,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:22,269 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766544002] [2021-06-05 04:46:22,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:22,528 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 04:46:22,528 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:22,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766544002] [2021-06-05 04:46:22,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766544002] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:22,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261710499] [2021-06-05 04:46:22,528 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 04:46:22,563 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:46:22,563 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:22,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:22,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:23,167 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 04:46:23,168 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [261710499] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:23,168 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:23,168 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:46:23,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005933545] [2021-06-05 04:46:23,168 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:46:23,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:23,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:46:23,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:46:23,169 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 04:46:23,631 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-06-05 04:46:23,836 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2021-06-05 04:46:23,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:23,863 INFO L93 Difference]: Finished difference Result 644 states and 1920 transitions. [2021-06-05 04:46:23,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-05 04:46:23,864 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 04:46:23,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:23,865 INFO L225 Difference]: With dead ends: 644 [2021-06-05 04:46:23,865 INFO L226 Difference]: Without dead ends: 629 [2021-06-05 04:46:23,865 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1107.6ms TimeCoverageRelationStatistics Valid=142, Invalid=508, Unknown=0, NotChecked=0, Total=650 [2021-06-05 04:46:23,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2021-06-05 04:46:23,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 433. [2021-06-05 04:46:23,872 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 04:46:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 1312 transitions. [2021-06-05 04:46:23,873 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 1312 transitions. Word has length 20 [2021-06-05 04:46:23,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:23,873 INFO L482 AbstractCegarLoop]: Abstraction has 433 states and 1312 transitions. [2021-06-05 04:46:23,873 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 04:46:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1312 transitions. [2021-06-05 04:46:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:23,874 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:23,874 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 04:46:24,088 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable193 [2021-06-05 04:46:24,089 INFO L430 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:24,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:24,089 INFO L82 PathProgramCache]: Analyzing trace with hash -2000569288, now seen corresponding path program 9 times [2021-06-05 04:46:24,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:24,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992221062] [2021-06-05 04:46:24,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:24,365 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 04:46:24,365 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:24,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992221062] [2021-06-05 04:46:24,366 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992221062] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:24,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551392344] [2021-06-05 04:46:24,366 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 04:46:24,410 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 04:46:24,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:24,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:24,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:25,030 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 04:46:25,030 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551392344] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:25,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:25,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:46:25,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109872294] [2021-06-05 04:46:25,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:46:25,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:25,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:46:25,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:46:25,031 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 04:46:25,348 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-06-05 04:46:25,616 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-06-05 04:46:25,841 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-06-05 04:46:26,156 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-06-05 04:46:26,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:26,181 INFO L93 Difference]: Finished difference Result 680 states and 2017 transitions. [2021-06-05 04:46:26,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 04:46:26,182 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 04:46:26,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:26,183 INFO L225 Difference]: With dead ends: 680 [2021-06-05 04:46:26,183 INFO L226 Difference]: Without dead ends: 665 [2021-06-05 04:46:26,183 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 1595.1ms TimeCoverageRelationStatistics Valid=216, Invalid=714, Unknown=0, NotChecked=0, Total=930 [2021-06-05 04:46:26,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2021-06-05 04:46:26,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 430. [2021-06-05 04:46:26,189 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 04:46:26,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 1300 transitions. [2021-06-05 04:46:26,190 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 1300 transitions. Word has length 20 [2021-06-05 04:46:26,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:26,190 INFO L482 AbstractCegarLoop]: Abstraction has 430 states and 1300 transitions. [2021-06-05 04:46:26,190 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 04:46:26,191 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1300 transitions. [2021-06-05 04:46:26,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:26,191 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:26,191 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 04:46:26,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:46:26,414 INFO L430 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:26,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:26,414 INFO L82 PathProgramCache]: Analyzing trace with hash -280993702, now seen corresponding path program 10 times [2021-06-05 04:46:26,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:26,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135083476] [2021-06-05 04:46:26,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:26,870 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 04:46:26,870 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:26,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135083476] [2021-06-05 04:46:26,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135083476] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:26,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795006746] [2021-06-05 04:46:26,870 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 04:46:26,904 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:46:26,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:26,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:26,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:27,348 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2021-06-05 04:46:27,578 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 04:46:27,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1795006746] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:27,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:27,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:46:27,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194307807] [2021-06-05 04:46:27,579 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:46:27,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:27,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:46:27,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:46:27,580 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 04:46:27,760 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2021-06-05 04:46:27,930 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2021-06-05 04:46:28,168 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2021-06-05 04:46:28,407 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-06-05 04:46:28,601 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-06-05 04:46:28,789 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2021-06-05 04:46:29,042 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 64 [2021-06-05 04:46:29,207 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-06-05 04:46:29,392 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2021-06-05 04:46:29,722 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2021-06-05 04:46:29,858 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 46 [2021-06-05 04:46:30,224 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 78 [2021-06-05 04:46:30,372 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2021-06-05 04:46:30,678 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 68 [2021-06-05 04:46:30,987 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2021-06-05 04:46:31,484 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-06-05 04:46:31,789 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 65 [2021-06-05 04:46:32,031 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2021-06-05 04:46:32,252 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2021-06-05 04:46:32,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:32,302 INFO L93 Difference]: Finished difference Result 710 states and 2077 transitions. [2021-06-05 04:46:32,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-05 04:46:32,303 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 04:46:32,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:32,304 INFO L225 Difference]: With dead ends: 710 [2021-06-05 04:46:32,304 INFO L226 Difference]: Without dead ends: 695 [2021-06-05 04:46:32,304 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 5126.5ms TimeCoverageRelationStatistics Valid=297, Invalid=1263, Unknown=0, NotChecked=0, Total=1560 [2021-06-05 04:46:32,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2021-06-05 04:46:32,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 433. [2021-06-05 04:46:32,311 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 04:46:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 1312 transitions. [2021-06-05 04:46:32,312 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 1312 transitions. Word has length 20 [2021-06-05 04:46:32,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:32,313 INFO L482 AbstractCegarLoop]: Abstraction has 433 states and 1312 transitions. [2021-06-05 04:46:32,313 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 04:46:32,313 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1312 transitions. [2021-06-05 04:46:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:32,314 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:32,314 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 04:46:32,536 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:46:32,536 INFO L430 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:32,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:32,537 INFO L82 PathProgramCache]: Analyzing trace with hash 2131599896, now seen corresponding path program 11 times [2021-06-05 04:46:32,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:32,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115281625] [2021-06-05 04:46:32,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:32,909 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 04:46:32,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:32,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115281625] [2021-06-05 04:46:32,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115281625] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:32,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277902903] [2021-06-05 04:46:32,909 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 04:46:32,944 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 04:46:32,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:32,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:32,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:33,356 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2021-06-05 04:46:33,639 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 04:46:33,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277902903] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:33,640 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:33,640 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:46:33,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143090021] [2021-06-05 04:46:33,640 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:46:33,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:33,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:46:33,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:46:33,640 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 04:46:34,152 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-05 04:46:34,344 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 59 [2021-06-05 04:46:34,758 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-06-05 04:46:35,053 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2021-06-05 04:46:35,241 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-05 04:46:35,636 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2021-06-05 04:46:35,758 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-06-05 04:46:35,940 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-06-05 04:46:36,110 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2021-06-05 04:46:36,373 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2021-06-05 04:46:36,530 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2021-06-05 04:46:36,709 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-06-05 04:46:36,912 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2021-06-05 04:46:37,078 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 56 [2021-06-05 04:46:37,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:37,122 INFO L93 Difference]: Finished difference Result 686 states and 2035 transitions. [2021-06-05 04:46:37,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-05 04:46:37,122 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 04:46:37,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:37,123 INFO L225 Difference]: With dead ends: 686 [2021-06-05 04:46:37,123 INFO L226 Difference]: Without dead ends: 671 [2021-06-05 04:46:37,123 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 3861.8ms TimeCoverageRelationStatistics Valid=369, Invalid=1353, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 04:46:37,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2021-06-05 04:46:37,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 427. [2021-06-05 04:46:37,129 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 04:46:37,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 1291 transitions. [2021-06-05 04:46:37,130 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 1291 transitions. Word has length 20 [2021-06-05 04:46:37,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:37,130 INFO L482 AbstractCegarLoop]: Abstraction has 427 states and 1291 transitions. [2021-06-05 04:46:37,130 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 04:46:37,130 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1291 transitions. [2021-06-05 04:46:37,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:37,131 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:37,131 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 04:46:37,354 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable247 [2021-06-05 04:46:37,354 INFO L430 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:37,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:37,355 INFO L82 PathProgramCache]: Analyzing trace with hash -616411988, now seen corresponding path program 12 times [2021-06-05 04:46:37,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:37,355 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53426401] [2021-06-05 04:46:37,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:37,863 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 04:46:37,863 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:37,863 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53426401] [2021-06-05 04:46:37,864 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53426401] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:37,864 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290433213] [2021-06-05 04:46:37,864 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 04:46:37,913 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 04:46:37,913 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:37,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:37,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:38,491 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 04:46:38,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [290433213] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:38,492 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:38,492 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:46:38,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716846408] [2021-06-05 04:46:38,492 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:46:38,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:38,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:46:38,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:46:38,492 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 04:46:38,638 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2021-06-05 04:46:38,989 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2021-06-05 04:46:39,252 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2021-06-05 04:46:39,408 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-06-05 04:46:39,646 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2021-06-05 04:46:39,908 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2021-06-05 04:46:40,062 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2021-06-05 04:46:40,284 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 62 [2021-06-05 04:46:40,533 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2021-06-05 04:46:40,681 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2021-06-05 04:46:40,939 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 66 [2021-06-05 04:46:41,193 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2021-06-05 04:46:41,385 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 59 [2021-06-05 04:46:41,737 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 81 [2021-06-05 04:46:41,975 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-06-05 04:46:42,301 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2021-06-05 04:46:42,539 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 72 [2021-06-05 04:46:42,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:42,585 INFO L93 Difference]: Finished difference Result 754 states and 2221 transitions. [2021-06-05 04:46:42,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 04:46:42,585 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 04:46:42,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:42,586 INFO L225 Difference]: With dead ends: 754 [2021-06-05 04:46:42,586 INFO L226 Difference]: Without dead ends: 739 [2021-06-05 04:46:42,586 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 4508.3ms TimeCoverageRelationStatistics Valid=342, Invalid=1380, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 04:46:42,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2021-06-05 04:46:42,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 436. [2021-06-05 04:46:42,591 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 04:46:42,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1318 transitions. [2021-06-05 04:46:42,592 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1318 transitions. Word has length 20 [2021-06-05 04:46:42,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:42,592 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1318 transitions. [2021-06-05 04:46:42,592 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 04:46:42,592 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1318 transitions. [2021-06-05 04:46:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:42,593 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:42,593 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 04:46:42,803 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:46:42,803 INFO L430 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:42,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:42,804 INFO L82 PathProgramCache]: Analyzing trace with hash -668751562, now seen corresponding path program 13 times [2021-06-05 04:46:42,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:42,804 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943126678] [2021-06-05 04:46:42,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:43,242 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 04:46:43,243 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:43,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943126678] [2021-06-05 04:46:43,243 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943126678] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:43,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579446171] [2021-06-05 04:46:43,243 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 04:46:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:43,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:43,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:43,872 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 04:46:43,872 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579446171] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:43,872 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:46:43,872 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:46:43,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461437100] [2021-06-05 04:46:43,873 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:46:43,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:46:43,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:46:43,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:46:43,873 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 04:46:44,180 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 04:46:44,805 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-06-05 04:46:45,100 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2021-06-05 04:46:45,373 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2021-06-05 04:46:45,605 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 73 [2021-06-05 04:46:45,805 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2021-06-05 04:46:45,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:46:45,953 INFO L93 Difference]: Finished difference Result 618 states and 1843 transitions. [2021-06-05 04:46:45,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 04:46:45,954 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 04:46:45,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:46:45,954 INFO L225 Difference]: With dead ends: 618 [2021-06-05 04:46:45,954 INFO L226 Difference]: Without dead ends: 603 [2021-06-05 04:46:45,955 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 2482.8ms TimeCoverageRelationStatistics Valid=217, Invalid=905, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 04:46:45,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2021-06-05 04:46:45,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 452. [2021-06-05 04:46:45,960 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 04:46:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 1370 transitions. [2021-06-05 04:46:45,961 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 1370 transitions. Word has length 20 [2021-06-05 04:46:45,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:46:45,961 INFO L482 AbstractCegarLoop]: Abstraction has 452 states and 1370 transitions. [2021-06-05 04:46:45,961 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 04:46:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1370 transitions. [2021-06-05 04:46:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:46:45,962 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:46:45,962 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 04:46:46,177 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable285 [2021-06-05 04:46:46,177 INFO L430 AbstractCegarLoop]: === Iteration 62 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:46:46,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:46:46,178 INFO L82 PathProgramCache]: Analyzing trace with hash 929917910, now seen corresponding path program 14 times [2021-06-05 04:46:46,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:46:46,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965100744] [2021-06-05 04:46:46,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:46:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:46:46,435 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 04:46:46,436 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:46:46,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965100744] [2021-06-05 04:46:46,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965100744] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:46:46,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779784105] [2021-06-05 04:46:46,436 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 04:46:46,477 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:46:46,477 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:46:46,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:46:46,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:46:56,004 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 04:46:56,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,044 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,067 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,086 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,108 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,140 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 16 treesize of output 7 [2021-06-05 04:46:56,140 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,161 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,182 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,207 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 04:46:56,209 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,238 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:56,266 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,290 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,319 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 04:46:56,320 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,347 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 16 treesize of output 7 [2021-06-05 04:46:56,347 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,375 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:56,425 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,454 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:56,481 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,512 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,536 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,562 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,598 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,616 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,636 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,655 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:56,677 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,701 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,725 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,745 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,767 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 04:46:56,768 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:56,795 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,819 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,846 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,873 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,874 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:56,903 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,933 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 7 [2021-06-05 04:46:56,934 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:56,964 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 11 treesize of output 7 [2021-06-05 04:46:56,965 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:56,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:56,988 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,012 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,013 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,043 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,072 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,103 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,130 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,131 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,158 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,185 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,219 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,246 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,273 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:57,308 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,342 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,376 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,410 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,440 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,471 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,509 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 7 [2021-06-05 04:46:57,510 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,542 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,574 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,605 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:57,655 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,688 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,725 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,756 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,786 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,787 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,819 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,820 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:57,872 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,894 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,911 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,929 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,947 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:57,971 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 04:46:57,972 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:57,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:57,992 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,010 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,028 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,052 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,071 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,095 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,114 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,134 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 25 treesize of output 9 [2021-06-05 04:46:58,135 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:58,161 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:58,186 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,207 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,228 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,253 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,276 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,305 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,327 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,328 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,351 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 04:46:58,352 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,372 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,373 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,394 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,415 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,443 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,472 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,495 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,496 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,524 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,550 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,580 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,605 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,637 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,668 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,695 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,727 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,757 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,786 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,811 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,838 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:58,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:58,873 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,906 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,907 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,937 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:58,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:58,967 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,004 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 11 treesize of output 3 [2021-06-05 04:46:59,005 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,040 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,070 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,106 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,142 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,180 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,195 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,195 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,212 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,232 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,252 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,268 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,269 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,305 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,322 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,343 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 3 [2021-06-05 04:46:59,344 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:59,367 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,401 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,418 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,441 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,462 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,485 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,486 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,506 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 04:46:59,506 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,530 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,550 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,568 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,591 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,609 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,610 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,630 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,650 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,669 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,688 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,713 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,738 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,760 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,791 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,792 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,819 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,820 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,847 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:46:59,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:46:59,873 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,897 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,924 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,947 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,973 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,973 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 04:46:59,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:46:59,996 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,024 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:00,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:00,049 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 18 treesize of output 1 [2021-06-05 04:47:00,050 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,077 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,102 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,126 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,153 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,185 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,211 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,236 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,262 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,288 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,320 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,351 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,383 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,414 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,415 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,441 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,442 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,470 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,499 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,528 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,528 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,584 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,601 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,618 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,638 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,659 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:00,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:00,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:00,678 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,698 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,715 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:00,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:00,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:00,734 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,754 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,755 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,772 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,788 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,805 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,823 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,844 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,862 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,880 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,902 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,920 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,943 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,968 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:00,985 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:00,986 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,003 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,018 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,031 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,032 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,050 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,065 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,081 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,100 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,119 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,139 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,155 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,172 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,195 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,214 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,234 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,250 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,266 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,293 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,314 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,335 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,351 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,368 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,390 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,412 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,429 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,430 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,447 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,471 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,510 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,536 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,537 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,563 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:01,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:01,592 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 18 treesize of output 1 [2021-06-05 04:47:01,593 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,628 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,649 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,671 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,672 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,694 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,695 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,722 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,745 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,771 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,797 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:01,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:01,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:01,821 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,843 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,867 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,893 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,915 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,916 INFO L550 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,938 INFO L550 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,964 INFO L550 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:01,986 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:01,987 INFO L550 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,014 INFO L550 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,049 INFO L550 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,075 INFO L550 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,100 INFO L550 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,128 INFO L550 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,155 INFO L550 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,183 INFO L550 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,207 INFO L550 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,236 INFO L550 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,264 INFO L550 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,291 INFO L550 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,319 INFO L550 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,352 INFO L550 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,363 INFO L550 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,374 INFO L550 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,386 INFO L550 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,397 INFO L550 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,413 INFO L550 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,425 INFO L550 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,439 INFO L550 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,454 INFO L550 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,465 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 04:47:02,467 INFO L550 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,478 INFO L550 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,490 INFO L550 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,503 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,504 INFO L550 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,516 INFO L550 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,530 INFO L550 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,542 INFO L550 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,553 INFO L550 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,568 INFO L550 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,583 INFO L550 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,596 INFO L550 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,608 INFO L550 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,622 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,622 INFO L550 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,636 INFO L550 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,649 INFO L550 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,661 INFO L550 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,673 INFO L550 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,687 INFO L550 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:02,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:02,700 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 18 treesize of output 1 [2021-06-05 04:47:02,700 INFO L550 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,714 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,715 INFO L550 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,729 INFO L550 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,744 INFO L550 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,756 INFO L550 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,768 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,768 INFO L550 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,782 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,783 INFO L550 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:02,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:02,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:02,799 INFO L550 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,814 INFO L550 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,831 INFO L550 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,846 INFO L550 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,859 INFO L550 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,875 INFO L550 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,890 INFO L550 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,903 INFO L550 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,915 INFO L550 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,927 INFO L550 ElimStorePlain]: Start of recursive call 295: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,943 INFO L550 ElimStorePlain]: Start of recursive call 296: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,958 INFO L550 ElimStorePlain]: Start of recursive call 297: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,973 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,973 INFO L550 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:02,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:02,986 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 04:47:02,986 INFO L550 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:02,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:02,999 INFO L550 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,011 INFO L550 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,027 INFO L550 ElimStorePlain]: Start of recursive call 302: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,043 INFO L550 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,057 INFO L550 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,074 INFO L550 ElimStorePlain]: Start of recursive call 305: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,087 INFO L550 ElimStorePlain]: Start of recursive call 306: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,101 INFO L550 ElimStorePlain]: Start of recursive call 307: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,115 INFO L550 ElimStorePlain]: Start of recursive call 308: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,130 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,131 INFO L550 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,145 INFO L550 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,158 INFO L550 ElimStorePlain]: Start of recursive call 311: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,171 INFO L550 ElimStorePlain]: Start of recursive call 312: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,186 INFO L550 ElimStorePlain]: Start of recursive call 313: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,200 INFO L550 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,217 INFO L550 ElimStorePlain]: Start of recursive call 315: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,234 INFO L550 ElimStorePlain]: Start of recursive call 316: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,248 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,249 INFO L550 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,265 INFO L550 ElimStorePlain]: Start of recursive call 318: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,279 INFO L550 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:03,296 INFO L550 ElimStorePlain]: Start of recursive call 320: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,311 INFO L550 ElimStorePlain]: Start of recursive call 321: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,326 INFO L550 ElimStorePlain]: Start of recursive call 322: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,343 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 3 [2021-06-05 04:47:03,344 INFO L550 ElimStorePlain]: Start of recursive call 323: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,363 INFO L550 ElimStorePlain]: Start of recursive call 324: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,379 INFO L550 ElimStorePlain]: Start of recursive call 325: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,397 INFO L550 ElimStorePlain]: Start of recursive call 326: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,414 INFO L550 ElimStorePlain]: Start of recursive call 327: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,431 INFO L550 ElimStorePlain]: Start of recursive call 328: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,448 INFO L550 ElimStorePlain]: Start of recursive call 329: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,465 INFO L550 ElimStorePlain]: Start of recursive call 330: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,480 INFO L550 ElimStorePlain]: Start of recursive call 331: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,493 INFO L550 ElimStorePlain]: Start of recursive call 332: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,505 INFO L550 ElimStorePlain]: Start of recursive call 333: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,520 INFO L550 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,535 INFO L550 ElimStorePlain]: Start of recursive call 335: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,549 INFO L550 ElimStorePlain]: Start of recursive call 336: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,561 INFO L550 ElimStorePlain]: Start of recursive call 337: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,573 INFO L550 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,584 INFO L550 ElimStorePlain]: Start of recursive call 339: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,598 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,599 INFO L550 ElimStorePlain]: Start of recursive call 340: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,613 INFO L550 ElimStorePlain]: Start of recursive call 341: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,625 INFO L550 ElimStorePlain]: Start of recursive call 342: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,641 INFO L550 ElimStorePlain]: Start of recursive call 343: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,656 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,657 INFO L550 ElimStorePlain]: Start of recursive call 344: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,671 INFO L550 ElimStorePlain]: Start of recursive call 345: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,689 INFO L550 ElimStorePlain]: Start of recursive call 346: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,706 INFO L550 ElimStorePlain]: Start of recursive call 347: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,723 INFO L550 ElimStorePlain]: Start of recursive call 348: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,741 INFO L550 ElimStorePlain]: Start of recursive call 349: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:03,760 INFO L550 ElimStorePlain]: Start of recursive call 350: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,778 INFO L550 ElimStorePlain]: Start of recursive call 351: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,794 INFO L550 ElimStorePlain]: Start of recursive call 352: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,808 INFO L550 ElimStorePlain]: Start of recursive call 353: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,826 INFO L550 ElimStorePlain]: Start of recursive call 354: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,842 INFO L550 ElimStorePlain]: Start of recursive call 355: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,861 INFO L550 ElimStorePlain]: Start of recursive call 356: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,880 INFO L550 ElimStorePlain]: Start of recursive call 357: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,896 INFO L550 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,912 INFO L550 ElimStorePlain]: Start of recursive call 359: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,944 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,945 INFO L550 ElimStorePlain]: Start of recursive call 360: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,953 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 04:47:03,954 INFO L550 ElimStorePlain]: Start of recursive call 361: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,963 INFO L550 ElimStorePlain]: Start of recursive call 362: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,972 INFO L550 ElimStorePlain]: Start of recursive call 363: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:03,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:03,981 INFO L550 ElimStorePlain]: Start of recursive call 364: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,988 INFO L550 ElimStorePlain]: Start of recursive call 365: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:03,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:03,997 INFO L550 ElimStorePlain]: Start of recursive call 366: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,006 INFO L550 ElimStorePlain]: Start of recursive call 367: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,014 INFO L550 ElimStorePlain]: Start of recursive call 368: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,021 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,022 INFO L550 ElimStorePlain]: Start of recursive call 369: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,029 INFO L550 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,036 INFO L550 ElimStorePlain]: Start of recursive call 371: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,044 INFO L550 ElimStorePlain]: Start of recursive call 372: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,053 INFO L550 ElimStorePlain]: Start of recursive call 373: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,060 INFO L550 ElimStorePlain]: Start of recursive call 374: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,067 INFO L550 ElimStorePlain]: Start of recursive call 375: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,076 INFO L550 ElimStorePlain]: Start of recursive call 376: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,083 INFO L550 ElimStorePlain]: Start of recursive call 377: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,092 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,093 INFO L550 ElimStorePlain]: Start of recursive call 378: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,100 INFO L550 ElimStorePlain]: Start of recursive call 379: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,108 INFO L550 ElimStorePlain]: Start of recursive call 380: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,117 INFO L550 ElimStorePlain]: Start of recursive call 381: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,125 INFO L550 ElimStorePlain]: Start of recursive call 382: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,131 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,132 INFO L550 ElimStorePlain]: Start of recursive call 383: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,141 INFO L550 ElimStorePlain]: Start of recursive call 384: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,151 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,152 INFO L550 ElimStorePlain]: Start of recursive call 385: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,162 INFO L550 ElimStorePlain]: Start of recursive call 386: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,171 INFO L550 ElimStorePlain]: Start of recursive call 387: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,178 INFO L550 ElimStorePlain]: Start of recursive call 388: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,185 INFO L550 ElimStorePlain]: Start of recursive call 389: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,193 INFO L550 ElimStorePlain]: Start of recursive call 390: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,202 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 04:47:04,203 INFO L550 ElimStorePlain]: Start of recursive call 391: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,209 INFO L550 ElimStorePlain]: Start of recursive call 392: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,219 INFO L550 ElimStorePlain]: Start of recursive call 393: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,228 INFO L550 ElimStorePlain]: Start of recursive call 394: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,237 INFO L550 ElimStorePlain]: Start of recursive call 395: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,244 INFO L550 ElimStorePlain]: Start of recursive call 396: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,250 INFO L550 ElimStorePlain]: Start of recursive call 397: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,258 INFO L550 ElimStorePlain]: Start of recursive call 398: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,264 INFO L550 ElimStorePlain]: Start of recursive call 399: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,271 INFO L550 ElimStorePlain]: Start of recursive call 400: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,278 INFO L550 ElimStorePlain]: Start of recursive call 401: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,286 INFO L550 ElimStorePlain]: Start of recursive call 402: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,293 INFO L550 ElimStorePlain]: Start of recursive call 403: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,300 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,300 INFO L550 ElimStorePlain]: Start of recursive call 404: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,307 INFO L550 ElimStorePlain]: Start of recursive call 405: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,314 INFO L550 ElimStorePlain]: Start of recursive call 406: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,323 INFO L550 ElimStorePlain]: Start of recursive call 407: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,330 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 13 treesize of output 9 [2021-06-05 04:47:04,331 INFO L550 ElimStorePlain]: Start of recursive call 408: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,336 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,337 INFO L550 ElimStorePlain]: Start of recursive call 409: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,343 INFO L550 ElimStorePlain]: Start of recursive call 410: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,351 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 04:47:04,351 INFO L550 ElimStorePlain]: Start of recursive call 411: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,358 INFO L550 ElimStorePlain]: Start of recursive call 412: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,365 INFO L550 ElimStorePlain]: Start of recursive call 413: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:04,373 INFO L550 ElimStorePlain]: Start of recursive call 414: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,380 INFO L550 ElimStorePlain]: Start of recursive call 415: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,386 INFO L550 ElimStorePlain]: Start of recursive call 416: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,393 INFO L550 ElimStorePlain]: Start of recursive call 417: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,400 INFO L550 ElimStorePlain]: Start of recursive call 418: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,407 INFO L550 ElimStorePlain]: Start of recursive call 419: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,414 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 04:47:04,415 INFO L550 ElimStorePlain]: Start of recursive call 420: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,421 INFO L550 ElimStorePlain]: Start of recursive call 421: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,427 INFO L550 ElimStorePlain]: Start of recursive call 422: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,433 INFO L550 ElimStorePlain]: Start of recursive call 423: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,439 INFO L550 ElimStorePlain]: Start of recursive call 424: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,446 INFO L550 ElimStorePlain]: Start of recursive call 425: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,452 INFO L550 ElimStorePlain]: Start of recursive call 426: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,458 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,458 INFO L550 ElimStorePlain]: Start of recursive call 427: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,464 INFO L550 ElimStorePlain]: Start of recursive call 428: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,470 INFO L550 ElimStorePlain]: Start of recursive call 429: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,477 INFO L550 ElimStorePlain]: Start of recursive call 430: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,483 INFO L550 ElimStorePlain]: Start of recursive call 431: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,488 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,489 INFO L550 ElimStorePlain]: Start of recursive call 432: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,495 INFO L550 ElimStorePlain]: Start of recursive call 433: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,501 INFO L550 ElimStorePlain]: Start of recursive call 434: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,506 INFO L550 ElimStorePlain]: Start of recursive call 435: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,512 INFO L550 ElimStorePlain]: Start of recursive call 436: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,517 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,518 INFO L550 ElimStorePlain]: Start of recursive call 437: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,523 INFO L550 ElimStorePlain]: Start of recursive call 438: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,529 INFO L550 ElimStorePlain]: Start of recursive call 439: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,535 INFO L550 ElimStorePlain]: Start of recursive call 440: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,541 INFO L550 ElimStorePlain]: Start of recursive call 441: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:04,547 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 18 treesize of output 1 [2021-06-05 04:47:04,548 INFO L550 ElimStorePlain]: Start of recursive call 442: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,554 INFO L550 ElimStorePlain]: Start of recursive call 443: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,558 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,559 INFO L550 ElimStorePlain]: Start of recursive call 444: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,565 INFO L550 ElimStorePlain]: Start of recursive call 445: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,570 INFO L550 ElimStorePlain]: Start of recursive call 446: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,575 INFO L550 ElimStorePlain]: Start of recursive call 447: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,580 INFO L550 ElimStorePlain]: Start of recursive call 448: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,585 INFO L550 ElimStorePlain]: Start of recursive call 449: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,589 INFO L550 ElimStorePlain]: Start of recursive call 450: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,594 INFO L550 ElimStorePlain]: Start of recursive call 451: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,598 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,599 INFO L550 ElimStorePlain]: Start of recursive call 452: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,603 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,603 INFO L550 ElimStorePlain]: Start of recursive call 453: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,615 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,616 INFO L550 ElimStorePlain]: Start of recursive call 454: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,891 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2021-06-05 04:47:04,892 INFO L628 ElimStorePlain]: treesize reduction 325, result has 49.5 percent of original size [2021-06-05 04:47:04,896 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 04:47:04,897 INFO L550 ElimStorePlain]: Start of recursive call 455: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,901 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 04:47:04,917 INFO L550 ElimStorePlain]: Start of recursive call 456: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,924 INFO L550 ElimStorePlain]: Start of recursive call 457: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,928 INFO L550 ElimStorePlain]: Start of recursive call 458: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,933 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 04:47:04,934 INFO L550 ElimStorePlain]: Start of recursive call 459: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,939 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 04:47:04,940 INFO L550 ElimStorePlain]: Start of recursive call 460: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,944 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 04:47:04,945 INFO L550 ElimStorePlain]: Start of recursive call 461: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,949 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 04:47:04,950 INFO L550 ElimStorePlain]: Start of recursive call 462: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:04,955 INFO L550 ElimStorePlain]: Start of recursive call 463: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:04,959 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 04:47:04,960 INFO L550 ElimStorePlain]: Start of recursive call 464: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:05,096 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-06-05 04:47:05,096 INFO L628 ElimStorePlain]: treesize reduction 4, result has 97.7 percent of original size [2021-06-05 04:47:05,113 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 04:47:05,113 INFO L247 ElimStorePlain]: Needed 464 recursive calls to eliminate 3 variables, input treesize:22325, output treesize:112 [2021-06-05 04:47:05,365 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 04:47:05,365 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779784105] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:05,365 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:05,365 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:47:05,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206982605] [2021-06-05 04:47:05,366 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:47:05,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:05,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:47:05,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:47:05,366 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 04:47:05,511 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2021-06-05 04:47:05,669 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2021-06-05 04:47:06,139 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-06-05 04:47:06,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:06,312 INFO L93 Difference]: Finished difference Result 592 states and 1764 transitions. [2021-06-05 04:47:06,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-05 04:47:06,312 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 04:47:06,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:06,313 INFO L225 Difference]: With dead ends: 592 [2021-06-05 04:47:06,313 INFO L226 Difference]: Without dead ends: 577 [2021-06-05 04:47:06,313 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 1344.8ms TimeCoverageRelationStatistics Valid=181, Invalid=521, Unknown=0, NotChecked=0, Total=702 [2021-06-05 04:47:06,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2021-06-05 04:47:06,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 450. [2021-06-05 04:47:06,318 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 04:47:06,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1363 transitions. [2021-06-05 04:47:06,319 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1363 transitions. Word has length 20 [2021-06-05 04:47:06,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:06,319 INFO L482 AbstractCegarLoop]: Abstraction has 450 states and 1363 transitions. [2021-06-05 04:47:06,319 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 04:47:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1363 transitions. [2021-06-05 04:47:06,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:06,320 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:06,320 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 04:47:06,520 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:47:06,521 INFO L430 AbstractCegarLoop]: === Iteration 63 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:06,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:06,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1645473800, now seen corresponding path program 15 times [2021-06-05 04:47:06,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:06,521 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831070066] [2021-06-05 04:47:06,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:06,828 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 04:47:06,828 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:06,828 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831070066] [2021-06-05 04:47:06,828 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831070066] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:06,828 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336368908] [2021-06-05 04:47:06,828 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 04:47:06,869 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 04:47:06,869 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:06,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:47:06,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:08,360 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 04:47:08,361 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,393 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,404 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 04:47:08,405 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,418 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 11 treesize of output 7 [2021-06-05 04:47:08,419 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,432 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 11 treesize of output 7 [2021-06-05 04:47:08,433 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 04:47:08,445 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,458 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 3 [2021-06-05 04:47:08,459 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,468 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,483 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,497 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,508 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 04:47:08,509 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,523 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,533 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,534 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,550 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,562 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 18 treesize of output 1 [2021-06-05 04:47:08,563 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,578 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 11 treesize of output 3 [2021-06-05 04:47:08,579 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,591 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 04:47:08,592 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,606 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,617 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,631 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,644 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,655 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,666 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,678 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 04:47:08,680 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,692 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,704 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,713 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,714 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,728 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,743 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,756 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 04:47:08,757 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,771 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,782 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,782 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,793 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,800 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,801 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,810 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 04:47:08,811 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,820 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,820 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,831 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,842 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,850 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,860 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,871 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,879 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,888 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 18 treesize of output 1 [2021-06-05 04:47:08,889 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,897 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,898 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,907 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,917 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,924 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,934 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,943 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 18 treesize of output 1 [2021-06-05 04:47:08,944 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,953 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,964 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,972 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:08,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:08,982 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,990 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,991 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:08,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:08,998 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,006 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,015 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,022 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,023 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,032 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,040 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 18 treesize of output 1 [2021-06-05 04:47:09,041 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,049 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,058 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 11 treesize of output 3 [2021-06-05 04:47:09,059 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,066 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,076 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,084 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,091 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,099 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,107 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 04:47:09,108 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,115 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,123 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,129 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,130 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,137 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,144 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,152 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 18 treesize of output 1 [2021-06-05 04:47:09,153 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,160 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 04:47:09,161 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,169 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,176 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,184 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,192 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 18 treesize of output 1 [2021-06-05 04:47:09,193 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,201 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,202 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,213 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,222 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,231 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,239 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,246 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,252 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,258 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,265 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,272 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,278 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,286 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,292 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,298 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,299 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,306 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,312 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,317 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,318 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,325 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,331 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,338 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,344 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,345 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,351 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,356 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,363 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 18 treesize of output 1 [2021-06-05 04:47:09,363 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,369 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,375 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 04:47:09,376 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,382 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,387 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,394 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 04:47:09,394 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,402 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,409 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,417 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,426 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 25 treesize of output 9 [2021-06-05 04:47:09,427 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,438 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 23 treesize of output 1 [2021-06-05 04:47:09,439 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,447 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,454 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,461 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,469 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,475 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,483 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,490 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,495 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,495 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,501 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,511 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 04:47:09,511 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,519 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,524 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,530 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:09,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:09,536 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,541 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,546 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:09,550 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:09,986 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-06-05 04:47:09,986 INFO L628 ElimStorePlain]: treesize reduction 113, result has 84.5 percent of original size [2021-06-05 04:47:09,994 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 04:47:09,994 INFO L247 ElimStorePlain]: Needed 131 recursive calls to eliminate 2 variables, input treesize:6133, output treesize:615 [2021-06-05 04:47:10,327 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 04:47:10,725 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 04:47:13,143 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 04:47:13,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336368908] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:13,144 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:13,144 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:47:13,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074602215] [2021-06-05 04:47:13,144 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:47:13,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:13,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:47:13,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:47:13,145 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 04:47:13,626 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2021-06-05 04:47:14,195 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2021-06-05 04:47:14,771 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 180 [2021-06-05 04:47:15,332 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 169 [2021-06-05 04:47:15,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:15,420 INFO L93 Difference]: Finished difference Result 584 states and 1738 transitions. [2021-06-05 04:47:15,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 04:47:15,420 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 04:47:15,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:15,421 INFO L225 Difference]: With dead ends: 584 [2021-06-05 04:47:15,421 INFO L226 Difference]: Without dead ends: 569 [2021-06-05 04:47:15,421 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 2774.2ms TimeCoverageRelationStatistics Valid=101, Invalid=549, Unknown=0, NotChecked=0, Total=650 [2021-06-05 04:47:15,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2021-06-05 04:47:15,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 456. [2021-06-05 04:47:15,432 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 04:47:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 1382 transitions. [2021-06-05 04:47:15,434 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 1382 transitions. Word has length 20 [2021-06-05 04:47:15,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:15,434 INFO L482 AbstractCegarLoop]: Abstraction has 456 states and 1382 transitions. [2021-06-05 04:47:15,434 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 04:47:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1382 transitions. [2021-06-05 04:47:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:15,435 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:15,436 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 04:47:15,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2802,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:47:15,649 INFO L430 AbstractCegarLoop]: === Iteration 64 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:15,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:15,649 INFO L82 PathProgramCache]: Analyzing trace with hash 767119798, now seen corresponding path program 16 times [2021-06-05 04:47:15,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:15,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511766377] [2021-06-05 04:47:15,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:16,037 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2021-06-05 04:47:16,234 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 04:47:16,235 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:16,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511766377] [2021-06-05 04:47:16,235 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511766377] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:16,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214604418] [2021-06-05 04:47:16,235 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 04:47:16,284 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:47:16,284 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:16,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:47:16,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:16,842 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 04:47:16,842 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1214604418] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:16,842 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:16,842 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:47:16,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898367415] [2021-06-05 04:47:16,843 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:47:16,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:16,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:47:16,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:47:16,843 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 04:47:16,970 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-06-05 04:47:17,121 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-06-05 04:47:17,352 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2021-06-05 04:47:17,527 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2021-06-05 04:47:17,663 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-06-05 04:47:18,261 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 39 [2021-06-05 04:47:18,402 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 39 [2021-06-05 04:47:18,550 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 52 [2021-06-05 04:47:18,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:18,718 INFO L93 Difference]: Finished difference Result 659 states and 1965 transitions. [2021-06-05 04:47:18,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-05 04:47:18,718 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 04:47:18,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:18,719 INFO L225 Difference]: With dead ends: 659 [2021-06-05 04:47:18,719 INFO L226 Difference]: Without dead ends: 644 [2021-06-05 04:47:18,720 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 2449.4ms TimeCoverageRelationStatistics Valid=304, Invalid=956, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 04:47:18,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2021-06-05 04:47:18,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 454. [2021-06-05 04:47:18,724 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 04:47:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 1377 transitions. [2021-06-05 04:47:18,726 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 1377 transitions. Word has length 20 [2021-06-05 04:47:18,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:18,726 INFO L482 AbstractCegarLoop]: Abstraction has 454 states and 1377 transitions. [2021-06-05 04:47:18,726 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 04:47:18,726 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1377 transitions. [2021-06-05 04:47:18,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:18,727 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:18,727 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 04:47:18,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3614,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:47:18,941 INFO L430 AbstractCegarLoop]: === Iteration 65 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:18,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:18,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1278303594, now seen corresponding path program 17 times [2021-06-05 04:47:18,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:18,941 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719142356] [2021-06-05 04:47:18,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:19,199 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 04:47:19,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:19,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719142356] [2021-06-05 04:47:19,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719142356] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:19,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [166389223] [2021-06-05 04:47:19,200 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 04:47:19,234 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:47:19,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:19,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:47:19,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:19,747 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 04:47:19,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [166389223] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:19,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:19,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:47:19,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2419382] [2021-06-05 04:47:19,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:47:19,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:19,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:47:19,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:47:19,748 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 04:47:20,414 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-06-05 04:47:20,607 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2021-06-05 04:47:20,908 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-06-05 04:47:21,185 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 04:47:21,443 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-06-05 04:47:21,691 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2021-06-05 04:47:21,929 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 51 [2021-06-05 04:47:22,138 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2021-06-05 04:47:22,337 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-06-05 04:47:22,609 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2021-06-05 04:47:22,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:22,671 INFO L93 Difference]: Finished difference Result 709 states and 2086 transitions. [2021-06-05 04:47:22,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 04:47:22,671 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 04:47:22,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:22,672 INFO L225 Difference]: With dead ends: 709 [2021-06-05 04:47:22,672 INFO L226 Difference]: Without dead ends: 694 [2021-06-05 04:47:22,673 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 2951.4ms TimeCoverageRelationStatistics Valid=232, Invalid=1328, Unknown=0, NotChecked=0, Total=1560 [2021-06-05 04:47:22,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2021-06-05 04:47:22,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 458. [2021-06-05 04:47:22,677 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 04:47:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1391 transitions. [2021-06-05 04:47:22,678 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1391 transitions. Word has length 20 [2021-06-05 04:47:22,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:22,678 INFO L482 AbstractCegarLoop]: Abstraction has 458 states and 1391 transitions. [2021-06-05 04:47:22,678 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 04:47:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1391 transitions. [2021-06-05 04:47:22,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:22,679 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:22,679 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 04:47:22,879 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3634,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:47:22,880 INFO L430 AbstractCegarLoop]: === Iteration 66 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:22,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:22,880 INFO L82 PathProgramCache]: Analyzing trace with hash -914113038, now seen corresponding path program 18 times [2021-06-05 04:47:22,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:22,880 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887911108] [2021-06-05 04:47:22,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:23,289 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 04:47:23,290 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:23,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887911108] [2021-06-05 04:47:23,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887911108] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:23,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1874695046] [2021-06-05 04:47:23,290 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 04:47:23,336 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 04:47:23,336 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:23,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:47:23,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:23,718 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-06-05 04:47:24,021 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 04:47:24,021 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1874695046] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:24,021 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:24,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:47:24,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670663475] [2021-06-05 04:47:24,022 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:47:24,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:24,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:47:24,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=318, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:47:24,022 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 04:47:24,512 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 60 [2021-06-05 04:47:24,740 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-06-05 04:47:24,881 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 64 [2021-06-05 04:47:25,059 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-05 04:47:25,348 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2021-06-05 04:47:25,643 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-05 04:47:25,940 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-05 04:47:26,338 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2021-06-05 04:47:26,686 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2021-06-05 04:47:27,029 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2021-06-05 04:47:27,512 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2021-06-05 04:47:27,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:27,567 INFO L93 Difference]: Finished difference Result 733 states and 2158 transitions. [2021-06-05 04:47:27,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-05 04:47:27,568 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 04:47:27,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:27,569 INFO L225 Difference]: With dead ends: 733 [2021-06-05 04:47:27,569 INFO L226 Difference]: Without dead ends: 718 [2021-06-05 04:47:27,569 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 3860.7ms TimeCoverageRelationStatistics Valid=231, Invalid=1175, Unknown=0, NotChecked=0, Total=1406 [2021-06-05 04:47:27,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2021-06-05 04:47:27,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 458. [2021-06-05 04:47:27,576 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 04:47:27,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1391 transitions. [2021-06-05 04:47:27,577 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1391 transitions. Word has length 20 [2021-06-05 04:47:27,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:27,577 INFO L482 AbstractCegarLoop]: Abstraction has 458 states and 1391 transitions. [2021-06-05 04:47:27,577 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 04:47:27,577 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1391 transitions. [2021-06-05 04:47:27,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:27,578 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:27,578 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 04:47:27,792 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3649 [2021-06-05 04:47:27,793 INFO L430 AbstractCegarLoop]: === Iteration 67 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:27,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:27,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1498480560, now seen corresponding path program 19 times [2021-06-05 04:47:27,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:27,793 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629825667] [2021-06-05 04:47:27,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:28,220 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 04:47:28,220 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:28,220 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629825667] [2021-06-05 04:47:28,220 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629825667] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:28,220 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024793835] [2021-06-05 04:47:28,221 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 04:47:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:28,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 04:47:28,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:28,845 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 04:47:28,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024793835] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:28,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:28,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:47:28,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169880651] [2021-06-05 04:47:28,845 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:47:28,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:28,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:47:28,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:47:28,846 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 04:47:29,558 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2021-06-05 04:47:29,707 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-06-05 04:47:29,856 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-06-05 04:47:30,102 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-06-05 04:47:30,374 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2021-06-05 04:47:30,583 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 64 [2021-06-05 04:47:30,880 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2021-06-05 04:47:31,041 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-06-05 04:47:31,341 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2021-06-05 04:47:31,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:31,401 INFO L93 Difference]: Finished difference Result 709 states and 2053 transitions. [2021-06-05 04:47:31,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 04:47:31,402 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 04:47:31,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:31,403 INFO L225 Difference]: With dead ends: 709 [2021-06-05 04:47:31,403 INFO L226 Difference]: Without dead ends: 694 [2021-06-05 04:47:31,403 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 2979.3ms TimeCoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 04:47:31,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2021-06-05 04:47:31,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 450. [2021-06-05 04:47:31,408 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 04:47:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1367 transitions. [2021-06-05 04:47:31,409 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1367 transitions. Word has length 20 [2021-06-05 04:47:31,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:31,409 INFO L482 AbstractCegarLoop]: Abstraction has 450 states and 1367 transitions. [2021-06-05 04:47:31,409 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 04:47:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1367 transitions. [2021-06-05 04:47:31,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:31,410 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:31,410 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 04:47:31,633 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3670 [2021-06-05 04:47:31,633 INFO L430 AbstractCegarLoop]: === Iteration 68 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:31,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:31,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1087492782, now seen corresponding path program 20 times [2021-06-05 04:47:31,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:31,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790522201] [2021-06-05 04:47:31,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:31,970 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 04:47:31,970 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:31,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790522201] [2021-06-05 04:47:31,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790522201] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:31,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295344883] [2021-06-05 04:47:31,971 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 04:47:32,023 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:47:32,023 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:32,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:47:32,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:32,392 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2021-06-05 04:47:32,730 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-06-05 04:47:38,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,119 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,139 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,154 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,173 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,193 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,194 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 7 [2021-06-05 04:47:38,195 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,218 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 11 treesize of output 3 [2021-06-05 04:47:38,219 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,237 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,254 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,273 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,294 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,312 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,333 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,351 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,378 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 25 treesize of output 9 [2021-06-05 04:47:38,380 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,403 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,423 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,439 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,460 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,472 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,485 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,499 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,510 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,523 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,538 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 04:47:38,539 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,552 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,566 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,579 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 11 treesize of output 3 [2021-06-05 04:47:38,579 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,593 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,607 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 11 treesize of output 3 [2021-06-05 04:47:38,609 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,621 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,633 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,648 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,662 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,663 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,677 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,691 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,703 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,718 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,734 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,750 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,763 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,776 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,788 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,804 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,817 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,833 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,846 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,861 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,877 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,894 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,910 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,924 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,939 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:38,956 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:38,972 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:38,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:38,991 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 16 treesize of output 7 [2021-06-05 04:47:38,992 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,010 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,026 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,044 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,058 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,058 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,072 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,072 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,088 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,103 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,121 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,139 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,157 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,175 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,190 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:39,208 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,226 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,246 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 11 treesize of output 3 [2021-06-05 04:47:39,248 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,266 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,287 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,303 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,322 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,339 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,372 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,394 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,417 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,440 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,467 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:39,496 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,520 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,521 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:39,547 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,572 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:39,595 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,614 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,633 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:39,635 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,656 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,657 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,679 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,698 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,699 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,722 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,742 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:39,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:39,764 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,787 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,803 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,817 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,831 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,847 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,848 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,865 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,881 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,895 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,910 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,928 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,948 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,967 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,968 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:39,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:39,988 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,008 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,008 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,028 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,049 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,067 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,068 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,088 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,108 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 04:47:40,108 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,131 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 16 treesize of output 7 [2021-06-05 04:47:40,131 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,155 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,177 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,204 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,223 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,224 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,246 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,268 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,290 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:40,314 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,336 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 18 treesize of output 1 [2021-06-05 04:47:40,337 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,360 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,381 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,401 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,421 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,445 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 23 treesize of output 1 [2021-06-05 04:47:40,445 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,467 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,488 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,509 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,531 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,554 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 04:47:40,555 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,578 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,613 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 04:47:40,613 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,624 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,634 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:40,644 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,654 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,662 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,663 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,673 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,681 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,691 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,702 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 23 treesize of output 1 [2021-06-05 04:47:40,702 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,712 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,724 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,737 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 04:47:40,738 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,750 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,760 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,768 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,776 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,785 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,795 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:40,806 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,815 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,824 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,834 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,842 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,853 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,861 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,871 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,881 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,891 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,901 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:40,912 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 7 [2021-06-05 04:47:40,912 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,921 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,930 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,938 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,946 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,954 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,962 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,971 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,979 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:40,990 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:40,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,000 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,010 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 04:47:41,011 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,020 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,029 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,040 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,049 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,058 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,069 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,079 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,089 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,100 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,112 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 04:47:41,112 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,121 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,133 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,143 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,155 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,165 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,166 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,174 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,183 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,191 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,201 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,202 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,212 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,221 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,230 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,241 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,250 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,261 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,270 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,279 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,288 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,298 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,299 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,308 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,315 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,316 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,326 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,334 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,344 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,352 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,360 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,368 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,376 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,384 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,393 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,402 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,412 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,420 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,429 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,437 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,445 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,454 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,455 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,462 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,463 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,472 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,479 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,487 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,494 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,501 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,502 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,509 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,517 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,524 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,532 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,539 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,546 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,554 INFO L550 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,562 INFO L550 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,570 INFO L550 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,576 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,577 INFO L550 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,584 INFO L550 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,591 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,591 INFO L550 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,598 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,599 INFO L550 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,605 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,606 INFO L550 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,613 INFO L550 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,621 INFO L550 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,628 INFO L550 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,635 INFO L550 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,641 INFO L550 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,648 INFO L550 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,655 INFO L550 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,661 INFO L550 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,668 INFO L550 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,676 INFO L550 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,683 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,684 INFO L550 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,690 INFO L550 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,697 INFO L550 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,703 INFO L550 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,709 INFO L550 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,715 INFO L550 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,721 INFO L550 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,727 INFO L550 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,733 INFO L550 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,738 INFO L550 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,744 INFO L550 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,750 INFO L550 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,755 INFO L550 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,761 INFO L550 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,767 INFO L550 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,772 INFO L550 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,777 INFO L550 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,782 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,783 INFO L550 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,788 INFO L550 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,794 INFO L550 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:41,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:41,800 INFO L550 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,805 INFO L550 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:41,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:41,810 INFO L550 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,063 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2021-06-05 04:47:42,063 INFO L628 ElimStorePlain]: treesize reduction 128, result has 71.3 percent of original size [2021-06-05 04:47:42,068 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 04:47:42,069 INFO L550 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:42,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:42,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:42,075 INFO L550 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,078 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 04:47:42,083 INFO L550 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,086 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 04:47:42,087 INFO L550 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,091 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 04:47:42,091 INFO L550 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:42,095 INFO L550 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:42,099 INFO L550 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,102 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 04:47:42,103 INFO L550 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,106 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:42,107 INFO L550 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,110 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 04:47:42,111 INFO L550 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:42,244 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-06-05 04:47:42,244 INFO L628 ElimStorePlain]: treesize reduction 4, result has 97.7 percent of original size [2021-06-05 04:47:42,246 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 04:47:42,246 INFO L247 ElimStorePlain]: Needed 286 recursive calls to eliminate 3 variables, input treesize:13507, output treesize:112 [2021-06-05 04:47:42,457 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 04:47:42,457 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295344883] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:42,457 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:42,457 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:47:42,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491108610] [2021-06-05 04:47:42,458 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:47:42,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:42,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:47:42,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:47:42,458 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 04:47:42,813 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-06-05 04:47:42,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:42,983 INFO L93 Difference]: Finished difference Result 570 states and 1704 transitions. [2021-06-05 04:47:42,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 04:47:42,983 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 04:47:42,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:42,984 INFO L225 Difference]: With dead ends: 570 [2021-06-05 04:47:42,984 INFO L226 Difference]: Without dead ends: 555 [2021-06-05 04:47:42,984 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 1040.7ms TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2021-06-05 04:47:42,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2021-06-05 04:47:42,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 448. [2021-06-05 04:47:42,990 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 04:47:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 1360 transitions. [2021-06-05 04:47:42,991 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 1360 transitions. Word has length 20 [2021-06-05 04:47:42,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:42,991 INFO L482 AbstractCegarLoop]: Abstraction has 448 states and 1360 transitions. [2021-06-05 04:47:42,991 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 04:47:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1360 transitions. [2021-06-05 04:47:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:42,992 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:42,992 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 04:47:43,192 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3684,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:47:43,193 INFO L430 AbstractCegarLoop]: === Iteration 69 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:43,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:43,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1930545138, now seen corresponding path program 21 times [2021-06-05 04:47:43,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:43,193 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140783742] [2021-06-05 04:47:43,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:43,465 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2021-06-05 04:47:43,678 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 04:47:43,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:43,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140783742] [2021-06-05 04:47:43,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140783742] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:43,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306380008] [2021-06-05 04:47:43,678 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 04:47:43,717 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-05 04:47:43,717 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:43,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:47:43,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:44,200 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 04:47:44,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306380008] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:44,200 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:44,200 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:47:44,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946762085] [2021-06-05 04:47:44,200 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:47:44,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:44,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:47:44,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:47:44,201 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 04:47:44,871 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 67 [2021-06-05 04:47:45,172 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2021-06-05 04:47:45,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:45,207 INFO L93 Difference]: Finished difference Result 601 states and 1795 transitions. [2021-06-05 04:47:45,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 04:47:45,207 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 04:47:45,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:45,208 INFO L225 Difference]: With dead ends: 601 [2021-06-05 04:47:45,208 INFO L226 Difference]: Without dead ends: 586 [2021-06-05 04:47:45,208 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 1506.8ms TimeCoverageRelationStatistics Valid=163, Invalid=593, Unknown=0, NotChecked=0, Total=756 [2021-06-05 04:47:45,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2021-06-05 04:47:45,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 447. [2021-06-05 04:47:45,213 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 04:47:45,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 1355 transitions. [2021-06-05 04:47:45,214 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 1355 transitions. Word has length 20 [2021-06-05 04:47:45,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:45,214 INFO L482 AbstractCegarLoop]: Abstraction has 447 states and 1355 transitions. [2021-06-05 04:47:45,214 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 04:47:45,214 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1355 transitions. [2021-06-05 04:47:45,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:45,215 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:45,215 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 04:47:45,415 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5219 [2021-06-05 04:47:45,415 INFO L430 AbstractCegarLoop]: === Iteration 70 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:45,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:45,416 INFO L82 PathProgramCache]: Analyzing trace with hash -859974666, now seen corresponding path program 22 times [2021-06-05 04:47:45,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:45,416 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379781929] [2021-06-05 04:47:45,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:45,996 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 04:47:45,996 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:45,997 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379781929] [2021-06-05 04:47:45,997 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379781929] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:45,997 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541497319] [2021-06-05 04:47:45,997 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 04:47:46,037 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:47:46,037 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:46,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 04:47:46,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:46,362 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-06-05 04:47:46,660 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 04:47:46,661 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541497319] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:46,661 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:46,661 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:47:46,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971570022] [2021-06-05 04:47:46,661 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:47:46,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:46,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:47:46,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:47:46,665 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 04:47:47,610 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2021-06-05 04:47:47,873 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2021-06-05 04:47:48,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:48,178 INFO L93 Difference]: Finished difference Result 602 states and 1789 transitions. [2021-06-05 04:47:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 04:47:48,178 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 04:47:48,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:48,179 INFO L225 Difference]: With dead ends: 602 [2021-06-05 04:47:48,180 INFO L226 Difference]: Without dead ends: 587 [2021-06-05 04:47:48,180 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2058.9ms TimeCoverageRelationStatistics Valid=133, Invalid=797, Unknown=0, NotChecked=0, Total=930 [2021-06-05 04:47:48,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-06-05 04:47:48,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 451. [2021-06-05 04:47:48,185 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 04:47:48,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 1371 transitions. [2021-06-05 04:47:48,186 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 1371 transitions. Word has length 20 [2021-06-05 04:47:48,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:48,186 INFO L482 AbstractCegarLoop]: Abstraction has 451 states and 1371 transitions. [2021-06-05 04:47:48,186 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 04:47:48,186 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1371 transitions. [2021-06-05 04:47:48,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:48,187 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:48,187 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 04:47:48,387 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5235,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:47:48,387 INFO L430 AbstractCegarLoop]: === Iteration 71 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:48,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:48,388 INFO L82 PathProgramCache]: Analyzing trace with hash -285848954, now seen corresponding path program 23 times [2021-06-05 04:47:48,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:48,388 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443815180] [2021-06-05 04:47:48,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:48,654 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 04:47:48,655 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:48,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443815180] [2021-06-05 04:47:48,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443815180] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:48,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711633900] [2021-06-05 04:47:48,655 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 04:47:48,690 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 04:47:48,690 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:48,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 04:47:48,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:49,073 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2021-06-05 04:47:49,352 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 04:47:49,352 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711633900] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:49,352 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:49,352 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:47:49,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648938360] [2021-06-05 04:47:49,352 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:47:49,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:49,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:47:49,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=289, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:47:49,353 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 04:47:49,875 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2021-06-05 04:47:50,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:50,189 INFO L93 Difference]: Finished difference Result 627 states and 1826 transitions. [2021-06-05 04:47:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 04:47:50,189 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 04:47:50,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:50,190 INFO L225 Difference]: With dead ends: 627 [2021-06-05 04:47:50,190 INFO L226 Difference]: Without dead ends: 582 [2021-06-05 04:47:50,190 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 1246.7ms TimeCoverageRelationStatistics Valid=98, Invalid=552, Unknown=0, NotChecked=0, Total=650 [2021-06-05 04:47:50,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-06-05 04:47:50,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 461. [2021-06-05 04:47:50,197 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 04:47:50,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 1403 transitions. [2021-06-05 04:47:50,198 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 1403 transitions. Word has length 20 [2021-06-05 04:47:50,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:50,198 INFO L482 AbstractCegarLoop]: Abstraction has 461 states and 1403 transitions. [2021-06-05 04:47:50,198 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 04:47:50,198 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1403 transitions. [2021-06-05 04:47:50,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:50,199 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:50,199 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 04:47:50,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5253 [2021-06-05 04:47:50,417 INFO L430 AbstractCegarLoop]: === Iteration 72 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:50,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:50,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1660810678, now seen corresponding path program 24 times [2021-06-05 04:47:50,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:50,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12665454] [2021-06-05 04:47:50,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:50,724 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 04:47:50,724 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:50,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12665454] [2021-06-05 04:47:50,724 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12665454] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:50,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2669072] [2021-06-05 04:47:50,724 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 04:47:50,758 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 04:47:50,758 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:50,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-05 04:47:50,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:51,101 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-06-05 04:47:51,357 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 04:47:51,358 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:51,361 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 04:47:51,362 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:51,364 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 04:47:51,365 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:51,368 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 04:47:51,369 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:51,372 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 04:47:51,373 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:51,376 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 7 treesize of output 5 [2021-06-05 04:47:51,377 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:51,379 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 7 treesize of output 5 [2021-06-05 04:47:51,380 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:51,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:47:51,433 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-06-05 04:47:51,433 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:189, output treesize:140 [2021-06-05 04:47:51,617 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 04:47:51,617 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2669072] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:51,617 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:51,618 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:47:51,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852487534] [2021-06-05 04:47:51,618 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:47:51,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:51,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:47:51,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:47:51,619 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 04:47:51,765 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-06-05 04:47:51,970 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-06-05 04:47:52,497 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-06-05 04:47:52,763 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2021-06-05 04:47:52,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:52,923 INFO L93 Difference]: Finished difference Result 658 states and 1959 transitions. [2021-06-05 04:47:52,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 04:47:52,924 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 04:47:52,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:52,924 INFO L225 Difference]: With dead ends: 658 [2021-06-05 04:47:52,925 INFO L226 Difference]: Without dead ends: 643 [2021-06-05 04:47:52,925 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 1745.3ms TimeCoverageRelationStatistics Valid=232, Invalid=890, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 04:47:52,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2021-06-05 04:47:52,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 461. [2021-06-05 04:47:52,929 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 04:47:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 1403 transitions. [2021-06-05 04:47:52,930 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 1403 transitions. Word has length 20 [2021-06-05 04:47:52,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:52,930 INFO L482 AbstractCegarLoop]: Abstraction has 461 states and 1403 transitions. [2021-06-05 04:47:52,930 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 04:47:52,930 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1403 transitions. [2021-06-05 04:47:52,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:52,931 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:52,931 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 04:47:53,132 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5277 [2021-06-05 04:47:53,133 INFO L430 AbstractCegarLoop]: === Iteration 73 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:53,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:53,134 INFO L82 PathProgramCache]: Analyzing trace with hash 100382162, now seen corresponding path program 25 times [2021-06-05 04:47:53,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:53,134 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853939719] [2021-06-05 04:47:53,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:53,346 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 04:47:53,346 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:53,346 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853939719] [2021-06-05 04:47:53,346 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853939719] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:53,346 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366381844] [2021-06-05 04:47:53,346 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 04:47:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:53,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 04:47:53,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:53,744 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2021-06-05 04:47:54,036 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 04:47:54,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366381844] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:54,036 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:47:54,036 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:47:54,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566259902] [2021-06-05 04:47:54,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:47:54,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:47:54,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:47:54,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:47:54,037 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 04:47:54,666 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 56 [2021-06-05 04:47:54,911 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2021-06-05 04:47:55,092 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-06-05 04:47:55,356 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2021-06-05 04:47:55,495 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 56 [2021-06-05 04:47:55,795 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 45 [2021-06-05 04:47:55,972 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2021-06-05 04:47:56,233 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 42 [2021-06-05 04:47:56,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:47:56,272 INFO L93 Difference]: Finished difference Result 761 states and 2213 transitions. [2021-06-05 04:47:56,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 04:47:56,273 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 04:47:56,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:47:56,274 INFO L225 Difference]: With dead ends: 761 [2021-06-05 04:47:56,274 INFO L226 Difference]: Without dead ends: 716 [2021-06-05 04:47:56,274 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 2445.2ms TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 04:47:56,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-06-05 04:47:56,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 474. [2021-06-05 04:47:56,280 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 04:47:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 1464 transitions. [2021-06-05 04:47:56,281 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 1464 transitions. Word has length 20 [2021-06-05 04:47:56,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:47:56,281 INFO L482 AbstractCegarLoop]: Abstraction has 474 states and 1464 transitions. [2021-06-05 04:47:56,281 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 04:47:56,282 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1464 transitions. [2021-06-05 04:47:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:47:56,282 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:47:56,282 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 04:47:56,492 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5304 [2021-06-05 04:47:56,493 INFO L430 AbstractCegarLoop]: === Iteration 74 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:47:56,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:47:56,493 INFO L82 PathProgramCache]: Analyzing trace with hash 608621446, now seen corresponding path program 26 times [2021-06-05 04:47:56,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:47:56,493 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370861035] [2021-06-05 04:47:56,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:47:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:47:56,727 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 04:47:56,727 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:47:56,727 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370861035] [2021-06-05 04:47:56,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370861035] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:47:56,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [846437322] [2021-06-05 04:47:56,728 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 04:47:56,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:47:56,761 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:47:56,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:47:56,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:47:58,690 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2021-06-05 04:47:58,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:58,783 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,793 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:58,808 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,819 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:58,832 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:58,847 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:58,858 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:58,868 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:58,879 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,888 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 18 treesize of output 1 [2021-06-05 04:47:58,888 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,896 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,906 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 04:47:58,907 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,917 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,927 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,934 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,942 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,951 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 04:47:58,952 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,962 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 04:47:58,963 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,973 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 18 treesize of output 1 [2021-06-05 04:47:58,974 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:58,982 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:58,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:58,991 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 18 treesize of output 1 [2021-06-05 04:47:58,992 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,000 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,008 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,008 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,017 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,025 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,036 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 16 treesize of output 7 [2021-06-05 04:47:59,036 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,045 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 04:47:59,046 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,054 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,062 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,070 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,082 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,091 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 04:47:59,092 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,104 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,111 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,112 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,119 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,120 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,130 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,140 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,151 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,161 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,171 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 18 treesize of output 1 [2021-06-05 04:47:59,172 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,181 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,190 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,201 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,210 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,220 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 3 [2021-06-05 04:47:59,221 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,232 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 04:47:59,233 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,241 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,242 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,250 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,251 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,262 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 16 treesize of output 7 [2021-06-05 04:47:59,262 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,273 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,273 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,284 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,293 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,303 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,313 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 04:47:59,314 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,324 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,335 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 18 treesize of output 1 [2021-06-05 04:47:59,335 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,344 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,352 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,363 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,373 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,382 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,393 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,404 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,414 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,415 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,423 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,433 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,443 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,450 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,451 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,460 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 04:47:59,460 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,470 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 18 treesize of output 1 [2021-06-05 04:47:59,471 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,481 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 04:47:59,482 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,493 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 04:47:59,494 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,504 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,514 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,523 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,532 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,542 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,552 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,552 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,561 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,572 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,584 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,595 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,606 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,616 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 04:47:59,617 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,627 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,636 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,646 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,656 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,656 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,667 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,677 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,686 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,694 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,703 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,711 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,721 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,735 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,747 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,758 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,765 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,773 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,782 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,789 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,797 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,803 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 04:47:59,804 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,812 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,819 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,824 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,825 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,832 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,838 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,845 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,851 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 04:47:59,852 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,858 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,865 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,872 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 04:47:59,873 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,879 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,885 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,891 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,898 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,904 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,912 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,920 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,928 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,935 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,941 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,941 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,950 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,957 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,964 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 18 treesize of output 1 [2021-06-05 04:47:59,964 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,971 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,978 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:47:59,985 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:47:59,992 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 18 treesize of output 1 [2021-06-05 04:47:59,993 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:47:59,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:47:59,999 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:00,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:00,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:00,006 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:00,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:00,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:00,014 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,019 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,026 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,031 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,031 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,037 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,042 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,050 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,056 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:00,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:00,062 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 18 treesize of output 1 [2021-06-05 04:48:00,062 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,067 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,067 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,072 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,076 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 04:48:00,077 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:00,082 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:00,522 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-06-05 04:48:00,522 INFO L628 ElimStorePlain]: treesize reduction 186, result has 76.8 percent of original size [2021-06-05 04:48:00,532 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 04:48:00,532 INFO L247 ElimStorePlain]: Needed 147 recursive calls to eliminate 2 variables, input treesize:6860, output treesize:615 [2021-06-05 04:48:00,784 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 04:48:01,111 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 04:48:01,676 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 04:48:05,201 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 04:48:05,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [846437322] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:48:05,202 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:48:05,202 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:48:05,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443897479] [2021-06-05 04:48:05,202 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:48:05,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:48:05,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:48:05,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:48:05,202 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 04:48:05,854 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 166 [2021-06-05 04:48:06,423 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 168 [2021-06-05 04:48:06,931 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 180 [2021-06-05 04:48:06,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:48:06,977 INFO L93 Difference]: Finished difference Result 703 states and 2094 transitions. [2021-06-05 04:48:06,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 04:48:06,977 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 04:48:06,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:48:06,978 INFO L225 Difference]: With dead ends: 703 [2021-06-05 04:48:06,978 INFO L226 Difference]: Without dead ends: 688 [2021-06-05 04:48:06,979 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 2435.0ms TimeCoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2021-06-05 04:48:06,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2021-06-05 04:48:06,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 480. [2021-06-05 04:48:06,984 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 04:48:06,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1488 transitions. [2021-06-05 04:48:06,984 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1488 transitions. Word has length 20 [2021-06-05 04:48:06,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:48:06,984 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1488 transitions. [2021-06-05 04:48:06,985 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 04:48:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1488 transitions. [2021-06-05 04:48:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:48:06,985 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:48:06,985 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 04:48:07,194 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5326,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:48:07,195 INFO L430 AbstractCegarLoop]: === Iteration 75 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:48:07,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:48:07,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1770148940, now seen corresponding path program 27 times [2021-06-05 04:48:07,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:48:07,195 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913270367] [2021-06-05 04:48:07,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:48:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:48:07,438 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 04:48:07,438 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:48:07,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913270367] [2021-06-05 04:48:07,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913270367] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:48:07,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [635198108] [2021-06-05 04:48:07,438 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 04:48:07,472 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 04:48:07,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:48:07,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:48:07,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:48:09,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,021 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,038 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,057 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 11 treesize of output 7 [2021-06-05 04:48:09,058 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,077 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 04:48:09,078 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,092 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,093 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,114 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,125 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,136 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,148 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 13 treesize of output 9 [2021-06-05 04:48:09,149 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,161 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,177 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,188 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,188 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,201 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,212 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,226 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 04:48:09,227 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,240 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,251 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,266 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,280 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,291 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,302 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,315 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,330 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,342 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,354 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 04:48:09,355 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,371 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,386 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 18 treesize of output 1 [2021-06-05 04:48:09,387 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,399 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,414 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 11 treesize of output 7 [2021-06-05 04:48:09,415 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,431 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,445 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 11 treesize of output 3 [2021-06-05 04:48:09,445 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,458 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,471 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,485 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,497 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,509 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 04:48:09,510 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,525 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 04:48:09,526 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,539 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,540 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,552 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,553 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,571 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,590 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 18 treesize of output 1 [2021-06-05 04:48:09,591 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,608 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,609 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,628 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,645 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,660 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,677 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,704 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,713 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,713 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,723 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,736 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,746 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,746 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,759 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 04:48:09,760 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,775 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,789 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 11 treesize of output 3 [2021-06-05 04:48:09,790 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,800 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,800 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,812 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,823 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,834 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 18 treesize of output 1 [2021-06-05 04:48:09,835 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,845 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,857 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,867 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,879 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,892 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,902 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,916 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,926 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:09,940 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,950 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:09,963 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 11 treesize of output 7 [2021-06-05 04:48:09,964 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,975 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:09,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:09,989 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,001 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,001 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:10,013 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,024 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,034 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,045 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 18 treesize of output 1 [2021-06-05 04:48:10,045 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,056 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,070 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 04:48:10,071 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,085 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 16 treesize of output 7 [2021-06-05 04:48:10,086 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,097 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,111 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,124 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,125 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,136 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,150 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,161 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,162 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,176 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,188 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,202 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 11 treesize of output 3 [2021-06-05 04:48:10,203 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,218 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 16 treesize of output 7 [2021-06-05 04:48:10,219 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:10,234 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,250 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,263 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,278 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,293 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,306 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,321 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,336 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 04:48:10,337 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,351 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,364 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,378 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:10,395 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,407 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,418 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,429 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:10,442 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,454 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,466 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,467 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,479 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,493 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,505 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,519 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:10,536 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,551 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,552 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,564 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,579 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,592 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 25 treesize of output 9 [2021-06-05 04:48:10,593 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,608 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,621 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:10,638 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,654 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,667 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,682 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,695 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,708 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,721 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,736 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,737 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,750 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,751 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,765 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 04:48:10,766 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,782 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,796 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:10,811 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 04:48:10,812 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,828 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,844 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,858 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,871 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,888 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,904 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,918 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 04:48:10,920 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,936 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,951 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,963 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,977 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:10,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:10,989 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,001 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,002 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,015 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,029 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,040 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,041 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,055 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,070 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,082 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,094 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,108 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 04:48:11,108 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,122 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,134 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,146 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,147 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,159 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,172 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,187 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,201 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,213 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,226 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 18 treesize of output 1 [2021-06-05 04:48:11,227 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,238 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,251 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 18 treesize of output 1 [2021-06-05 04:48:11,252 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,264 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,276 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,288 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,302 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,313 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,324 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,336 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,347 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,360 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 18 treesize of output 1 [2021-06-05 04:48:11,361 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,374 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,387 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 18 treesize of output 1 [2021-06-05 04:48:11,387 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,400 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,413 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,427 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,439 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,453 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,462 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,463 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,472 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,483 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,494 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,504 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 04:48:11,505 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,515 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,525 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,536 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,546 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,546 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,555 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,565 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,573 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,584 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,593 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,594 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,603 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,612 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,621 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,622 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,632 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,645 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,646 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,658 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 18 treesize of output 1 [2021-06-05 04:48:11,659 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,671 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,681 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,692 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,692 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,704 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,716 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,726 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,740 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,752 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,760 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,769 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,770 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,778 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,787 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,797 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,798 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,807 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,815 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,823 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,830 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,839 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,849 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,858 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,867 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,877 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,885 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,893 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,902 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,911 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,918 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:11,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:11,928 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,936 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,943 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,950 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:11,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:11,956 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:12,434 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-06-05 04:48:12,435 INFO L628 ElimStorePlain]: treesize reduction 173, result has 78.0 percent of original size [2021-06-05 04:48:12,442 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 04:48:12,442 INFO L247 ElimStorePlain]: Needed 232 recursive calls to eliminate 2 variables, input treesize:11066, output treesize:615 [2021-06-05 04:48:12,692 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 04:48:13,018 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-06-05 04:48:13,389 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 04:48:13,686 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 04:48:17,308 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 04:48:17,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [635198108] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:48:17,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:48:17,309 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:48:17,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620130414] [2021-06-05 04:48:17,309 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:48:17,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:48:17,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:48:17,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:48:17,310 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 04:48:18,341 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 227 [2021-06-05 04:48:19,064 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 171 [2021-06-05 04:48:19,640 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 239 [2021-06-05 04:48:19,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:48:19,700 INFO L93 Difference]: Finished difference Result 731 states and 2188 transitions. [2021-06-05 04:48:19,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 04:48:19,700 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 04:48:19,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:48:19,701 INFO L225 Difference]: With dead ends: 731 [2021-06-05 04:48:19,701 INFO L226 Difference]: Without dead ends: 716 [2021-06-05 04:48:19,701 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 2986.5ms TimeCoverageRelationStatistics Valid=112, Invalid=440, Unknown=0, NotChecked=0, Total=552 [2021-06-05 04:48:19,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-06-05 04:48:19,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 480. [2021-06-05 04:48:19,706 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 04:48:19,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1488 transitions. [2021-06-05 04:48:19,707 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1488 transitions. Word has length 20 [2021-06-05 04:48:19,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:48:19,707 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1488 transitions. [2021-06-05 04:48:19,707 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 04:48:19,707 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1488 transitions. [2021-06-05 04:48:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:48:19,708 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:48:19,708 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 04:48:19,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5833 [2021-06-05 04:48:19,921 INFO L430 AbstractCegarLoop]: === Iteration 76 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:48:19,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:48:19,921 INFO L82 PathProgramCache]: Analyzing trace with hash -112224758, now seen corresponding path program 28 times [2021-06-05 04:48:19,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:48:19,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068351718] [2021-06-05 04:48:19,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:48:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:48:20,172 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 04:48:20,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:48:20,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068351718] [2021-06-05 04:48:20,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068351718] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:48:20,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1446984491] [2021-06-05 04:48:20,173 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 04:48:20,206 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:48:20,206 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:48:20,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:48:20,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:48:20,650 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 83 [2021-06-05 04:48:20,980 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2021-06-05 04:48:21,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,654 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:21,669 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,679 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,689 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,699 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,700 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,714 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 04:48:21,716 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,727 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,740 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 23 treesize of output 1 [2021-06-05 04:48:21,741 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,752 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,763 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,774 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 04:48:21,775 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:21,801 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,814 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 11 treesize of output 7 [2021-06-05 04:48:21,815 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:21,829 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,842 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 16 treesize of output 7 [2021-06-05 04:48:21,843 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,853 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,863 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:21,877 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,890 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 16 treesize of output 7 [2021-06-05 04:48:21,891 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,901 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,913 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 04:48:21,914 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:21,925 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:21,939 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:21,956 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,971 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 16 treesize of output 7 [2021-06-05 04:48:21,973 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:21,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:21,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:21,989 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,001 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,012 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 04:48:22,013 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,026 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,041 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,056 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,070 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 16 treesize of output 7 [2021-06-05 04:48:22,070 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,081 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,094 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,107 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 04:48:22,108 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,119 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,131 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 25 treesize of output 9 [2021-06-05 04:48:22,132 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,147 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 3 [2021-06-05 04:48:22,148 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,161 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,162 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,177 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,192 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,192 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 11 treesize of output 7 [2021-06-05 04:48:22,193 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,208 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 16 treesize of output 7 [2021-06-05 04:48:22,208 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,220 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,233 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 16 treesize of output 7 [2021-06-05 04:48:22,234 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,249 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 7 [2021-06-05 04:48:22,249 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,263 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,278 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,296 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,309 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,323 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,338 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 11 treesize of output 7 [2021-06-05 04:48:22,338 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,351 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 04:48:22,352 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,363 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,377 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,393 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,410 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 11 treesize of output 7 [2021-06-05 04:48:22,410 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,426 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 25 treesize of output 9 [2021-06-05 04:48:22,427 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,443 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,458 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 16 treesize of output 7 [2021-06-05 04:48:22,459 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,473 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,490 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,508 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,524 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,536 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,537 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,550 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,562 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,577 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 04:48:22,578 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,594 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 04:48:22,595 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,613 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 11 treesize of output 3 [2021-06-05 04:48:22,614 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,631 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,647 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,665 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,683 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,684 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,704 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 04:48:22,705 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,723 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 04:48:22,724 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,744 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,764 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,784 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,804 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,824 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,825 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,845 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:22,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:22,866 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,886 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,908 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,927 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,948 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,969 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:22,990 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:22,990 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,010 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,029 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,049 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 5 treesize of output 3 [2021-06-05 04:48:23,050 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,071 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,094 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,115 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,139 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,161 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,182 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 04:48:23,183 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,205 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,205 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,225 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,247 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,271 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,294 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 16 treesize of output 7 [2021-06-05 04:48:23,295 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,316 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,317 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,336 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,337 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,357 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,378 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 25 treesize of output 9 [2021-06-05 04:48:23,379 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,401 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,420 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,449 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,450 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,475 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,499 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,520 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,521 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,545 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 5 treesize of output 3 [2021-06-05 04:48:23,546 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,567 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 04:48:23,568 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,591 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,612 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,632 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,654 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,675 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,696 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 18 treesize of output 1 [2021-06-05 04:48:23,697 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,718 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,719 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,739 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,762 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,782 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,804 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,827 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 11 treesize of output 3 [2021-06-05 04:48:23,828 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,849 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,850 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,879 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 04:48:23,879 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,902 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,923 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 04:48:23,924 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:23,944 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:23,968 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:23,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:23,990 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 04:48:23,991 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,012 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,012 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,036 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,058 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,081 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,103 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,123 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,146 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,165 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,166 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 18 treesize of output 1 [2021-06-05 04:48:24,167 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,187 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,208 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,231 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 7 [2021-06-05 04:48:24,232 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,254 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,278 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,299 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,322 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,346 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,371 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,397 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,421 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 11 treesize of output 3 [2021-06-05 04:48:24,422 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,447 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,473 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,499 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,499 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,519 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,541 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,561 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,582 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,603 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,625 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,646 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,647 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,668 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,688 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,708 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,728 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,750 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,750 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,769 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,770 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,800 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,818 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,840 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,868 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,887 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,904 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,921 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,940 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:24,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:24,959 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,978 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:24,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:24,996 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,014 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,032 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 04:48:25,032 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,050 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,067 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,084 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,103 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,121 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,138 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,156 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 18 treesize of output 1 [2021-06-05 04:48:25,157 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,198 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:25,206 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,211 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 04:48:25,212 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,218 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,223 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,223 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,230 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,236 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 04:48:25,237 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,242 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,248 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,254 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,260 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,266 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,272 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,278 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,284 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,290 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,295 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,296 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,302 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,308 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,314 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,320 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,326 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,331 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,336 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,337 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,342 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:25,349 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,354 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,360 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,368 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,375 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,383 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,389 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,394 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,399 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,403 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,408 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,413 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,418 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,423 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:25,429 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,434 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,438 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,439 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,443 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,448 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:48:25,452 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:25,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:25,457 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:25,923 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2021-06-05 04:48:25,924 INFO L628 ElimStorePlain]: treesize reduction 382, result has 61.7 percent of original size [2021-06-05 04:48:25,931 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 04:48:25,931 INFO L247 ElimStorePlain]: Needed 235 recursive calls to eliminate 2 variables, input treesize:11070, output treesize:615 [2021-06-05 04:48:26,185 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 04:48:26,544 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-06-05 04:48:26,935 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 04:48:31,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:31,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:31,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:31,606 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:31,616 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 04:48:31,617 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:31,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:31,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:31,628 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:32,480 WARN L205 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 200 [2021-06-05 04:48:32,480 INFO L628 ElimStorePlain]: treesize reduction 1304, result has 30.7 percent of original size [2021-06-05 04:48:32,488 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 13 treesize of output 9 [2021-06-05 04:48:32,490 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:32,735 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2021-06-05 04:48:32,735 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:32,743 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 04:48:32,744 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:32,984 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-06-05 04:48:32,984 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:32,993 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 04:48:32,993 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:33,234 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2021-06-05 04:48:33,234 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:33,250 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 04:48:33,251 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:33,488 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2021-06-05 04:48:33,488 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:33,498 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 04:48:33,499 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:33,733 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2021-06-05 04:48:33,733 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:33,742 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 04:48:33,743 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:33,976 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2021-06-05 04:48:33,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:33,984 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 04:48:33,985 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:34,214 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2021-06-05 04:48:34,214 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:34,222 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 04:48:34,223 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:34,451 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-06-05 04:48:34,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:34,459 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 04:48:34,460 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:34,686 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-06-05 04:48:34,686 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:34,695 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 04:48:34,696 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:34,919 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2021-06-05 04:48:34,919 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:34,927 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 04:48:34,928 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:35,157 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2021-06-05 04:48:35,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:35,164 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 04:48:35,165 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:35,171 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 04:48:35,172 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:35,384 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-06-05 04:48:35,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:35,391 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 04:48:35,392 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:35,605 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-06-05 04:48:35,605 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:35,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:48:35,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:48:35,613 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:35,821 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-06-05 04:48:35,821 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:35,828 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 5 treesize of output 3 [2021-06-05 04:48:35,829 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:36,034 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-06-05 04:48:36,034 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:36,041 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 04:48:36,042 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:36,246 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-06-05 04:48:36,246 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:36,252 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 04:48:36,253 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:48:36,454 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-06-05 04:48:36,454 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:48:36,460 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 04:48:36,460 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 36 variables, input treesize:1966, output treesize:148 [2021-06-05 04:48:36,713 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 04:48:36,713 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1446984491] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:48:36,713 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:48:36,713 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:48:36,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790101828] [2021-06-05 04:48:36,714 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:48:36,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:48:36,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:48:36,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:48:36,714 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 04:48:36,855 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2021-06-05 04:48:37,034 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 56 [2021-06-05 04:48:37,218 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 53 [2021-06-05 04:48:37,542 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2021-06-05 04:48:38,629 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 227 [2021-06-05 04:48:38,806 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-06-05 04:48:39,356 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2021-06-05 04:48:39,900 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 239 [2021-06-05 04:48:39,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:48:39,975 INFO L93 Difference]: Finished difference Result 805 states and 2417 transitions. [2021-06-05 04:48:39,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-05 04:48:39,975 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 04:48:39,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:48:39,976 INFO L225 Difference]: With dead ends: 805 [2021-06-05 04:48:39,976 INFO L226 Difference]: Without dead ends: 790 [2021-06-05 04:48:39,976 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 3912.4ms TimeCoverageRelationStatistics Valid=266, Invalid=856, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 04:48:39,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2021-06-05 04:48:39,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 474. [2021-06-05 04:48:39,981 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 04:48:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 1464 transitions. [2021-06-05 04:48:39,982 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 1464 transitions. Word has length 20 [2021-06-05 04:48:39,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:48:39,982 INFO L482 AbstractCegarLoop]: Abstraction has 474 states and 1464 transitions. [2021-06-05 04:48:39,982 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 04:48:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1464 transitions. [2021-06-05 04:48:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:48:39,983 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:48:39,983 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 04:48:40,184 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6551 [2021-06-05 04:48:40,184 INFO L430 AbstractCegarLoop]: === Iteration 77 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:48:40,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:48:40,184 INFO L82 PathProgramCache]: Analyzing trace with hash -464242182, now seen corresponding path program 29 times [2021-06-05 04:48:40,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:48:40,184 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075947545] [2021-06-05 04:48:40,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:48:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:48:40,446 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 04:48:40,446 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:48:40,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075947545] [2021-06-05 04:48:40,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075947545] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:48:40,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194532442] [2021-06-05 04:48:40,447 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 04:48:40,479 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:48:40,479 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:48:40,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:48:40,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:00,260 WARN L205 SmtUtils]: Spent 19.75 s on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-06-05 04:49:01,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,509 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 11 treesize of output 7 [2021-06-05 04:49:01,509 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:01,524 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:01,538 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:01,552 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:01,567 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:01,578 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:01,589 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:01,600 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:01,617 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:01,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:01,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:01,629 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:02,852 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 235 DAG size of output: 144 [2021-06-05 04:49:02,853 INFO L628 ElimStorePlain]: treesize reduction 2599, result has 27.2 percent of original size [2021-06-05 04:49:02,859 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 04:49:02,860 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:02,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:02,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:02,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:02,868 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:02,874 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 04:49:02,875 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:03,274 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-06-05 04:49:03,275 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:03,281 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 04:49:03,282 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:03,289 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 04:49:03,290 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:03,295 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 04:49:03,296 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:03,694 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-06-05 04:49:03,695 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:03,701 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 04:49:03,702 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:03,713 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 04:49:03,714 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:03,721 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 04:49:03,722 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,104 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-05 04:49:04,105 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:04,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,111 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 13 treesize of output 9 [2021-06-05 04:49:04,112 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:04,119 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,125 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 13 treesize of output 9 [2021-06-05 04:49:04,126 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,493 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-06-05 04:49:04,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:04,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:04,503 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:04,510 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:04,516 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 04:49:04,517 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,870 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-06-05 04:49:04,870 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:04,876 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 04:49:04,877 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,883 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 04:49:04,884 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:04,889 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 04:49:04,890 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:05,236 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-06-05 04:49:05,237 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:05,243 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 04:49:05,243 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:05,249 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 04:49:05,250 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:05,255 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 04:49:05,256 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:05,597 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-06-05 04:49:05,597 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:05,603 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 04:49:05,604 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:05,609 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 04:49:05,610 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:05,615 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 04:49:05,616 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:05,949 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-06-05 04:49:05,949 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:05,965 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 04:49:05,965 INFO L247 ElimStorePlain]: Needed 35 recursive calls to eliminate 18 variables, input treesize:3959, output treesize:790 [2021-06-05 04:49:06,352 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 105 [2021-06-05 04:49:06,549 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-06-05 04:49:09,752 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 04:49:09,753 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1194532442] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:09,753 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:09,753 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 04:49:09,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526892499] [2021-06-05 04:49:09,753 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 04:49:09,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:09,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 04:49:09,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2021-06-05 04:49:09,753 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 04:49:10,233 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 63 [2021-06-05 04:49:10,746 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 116 [2021-06-05 04:49:10,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:10,978 INFO L93 Difference]: Finished difference Result 573 states and 1749 transitions. [2021-06-05 04:49:10,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 04:49:10,978 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 04:49:10,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:10,979 INFO L225 Difference]: With dead ends: 573 [2021-06-05 04:49:10,979 INFO L226 Difference]: Without dead ends: 558 [2021-06-05 04:49:10,979 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1858.3ms TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2021-06-05 04:49:10,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-06-05 04:49:10,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 476. [2021-06-05 04:49:10,984 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 04:49:10,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 1471 transitions. [2021-06-05 04:49:10,985 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 1471 transitions. Word has length 20 [2021-06-05 04:49:10,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:10,985 INFO L482 AbstractCegarLoop]: Abstraction has 476 states and 1471 transitions. [2021-06-05 04:49:10,985 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 04:49:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1471 transitions. [2021-06-05 04:49:10,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:10,986 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:10,986 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 04:49:11,186 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8392 [2021-06-05 04:49:11,186 INFO L430 AbstractCegarLoop]: === Iteration 78 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:11,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:11,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1134427290, now seen corresponding path program 30 times [2021-06-05 04:49:11,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:11,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051247318] [2021-06-05 04:49:11,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:11,475 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 04:49:11,475 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:11,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051247318] [2021-06-05 04:49:11,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051247318] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:11,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626917263] [2021-06-05 04:49:11,475 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 04:49:11,525 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 04:49:11,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:11,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:11,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:12,064 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 04:49:12,064 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626917263] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:12,064 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:12,064 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:12,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591145777] [2021-06-05 04:49:12,065 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:12,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:12,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:12,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:12,068 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 04:49:12,602 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-06-05 04:49:13,067 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2021-06-05 04:49:13,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:13,231 INFO L93 Difference]: Finished difference Result 678 states and 2058 transitions. [2021-06-05 04:49:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 04:49:13,231 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 04:49:13,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:13,232 INFO L225 Difference]: With dead ends: 678 [2021-06-05 04:49:13,232 INFO L226 Difference]: Without dead ends: 663 [2021-06-05 04:49:13,232 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 1463.4ms TimeCoverageRelationStatistics Valid=235, Invalid=821, Unknown=0, NotChecked=0, Total=1056 [2021-06-05 04:49:13,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2021-06-05 04:49:13,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 472. [2021-06-05 04:49:13,237 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 04:49:13,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 1459 transitions. [2021-06-05 04:49:13,238 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 1459 transitions. Word has length 20 [2021-06-05 04:49:13,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:13,238 INFO L482 AbstractCegarLoop]: Abstraction has 472 states and 1459 transitions. [2021-06-05 04:49:13,238 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 04:49:13,238 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1459 transitions. [2021-06-05 04:49:13,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:13,239 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:13,239 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 04:49:13,439 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9536,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:13,440 INFO L430 AbstractCegarLoop]: === Iteration 79 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:13,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:13,440 INFO L82 PathProgramCache]: Analyzing trace with hash -1618645920, now seen corresponding path program 31 times [2021-06-05 04:49:13,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:13,440 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351256067] [2021-06-05 04:49:13,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:13,840 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 04:49:13,840 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:13,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351256067] [2021-06-05 04:49:13,840 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351256067] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:13,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98841644] [2021-06-05 04:49:13,840 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 04:49:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:13,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:13,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:14,396 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 04:49:14,397 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98841644] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:14,397 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:14,397 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:14,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21825927] [2021-06-05 04:49:14,397 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:14,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:14,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:14,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:14,398 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 04:49:14,694 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-06-05 04:49:14,919 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2021-06-05 04:49:15,184 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 56 [2021-06-05 04:49:15,432 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 59 [2021-06-05 04:49:15,765 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2021-06-05 04:49:15,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:15,772 INFO L93 Difference]: Finished difference Result 622 states and 1861 transitions. [2021-06-05 04:49:15,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 04:49:15,773 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 04:49:15,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:15,774 INFO L225 Difference]: With dead ends: 622 [2021-06-05 04:49:15,774 INFO L226 Difference]: Without dead ends: 592 [2021-06-05 04:49:15,774 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 1858.3ms TimeCoverageRelationStatistics Valid=132, Invalid=624, Unknown=0, NotChecked=0, Total=756 [2021-06-05 04:49:15,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-06-05 04:49:15,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 477. [2021-06-05 04:49:15,778 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 04:49:15,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1478 transitions. [2021-06-05 04:49:15,779 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1478 transitions. Word has length 20 [2021-06-05 04:49:15,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:15,779 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1478 transitions. [2021-06-05 04:49:15,779 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 04:49:15,779 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1478 transitions. [2021-06-05 04:49:15,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:15,780 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:15,780 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 04:49:15,980 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9553 [2021-06-05 04:49:15,981 INFO L430 AbstractCegarLoop]: === Iteration 80 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:15,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:15,981 INFO L82 PathProgramCache]: Analyzing trace with hash 388124796, now seen corresponding path program 32 times [2021-06-05 04:49:15,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:15,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354870072] [2021-06-05 04:49:15,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:16,169 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-06-05 04:49:16,495 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 04:49:16,495 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:16,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354870072] [2021-06-05 04:49:16,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354870072] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:16,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [161436633] [2021-06-05 04:49:16,495 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 04:49:16,529 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:49:16,529 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:16,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:16,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:16,998 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 04:49:16,998 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [161436633] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:16,998 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:16,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:16,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902988213] [2021-06-05 04:49:16,999 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:16,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:16,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:16,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:16,999 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 04:49:17,516 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 56 [2021-06-05 04:49:17,718 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2021-06-05 04:49:17,972 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-06-05 04:49:18,136 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2021-06-05 04:49:18,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:18,142 INFO L93 Difference]: Finished difference Result 639 states and 1923 transitions. [2021-06-05 04:49:18,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 04:49:18,142 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 04:49:18,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:18,143 INFO L225 Difference]: With dead ends: 639 [2021-06-05 04:49:18,143 INFO L226 Difference]: Without dead ends: 609 [2021-06-05 04:49:18,143 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1655.2ms TimeCoverageRelationStatistics Valid=160, Invalid=652, Unknown=0, NotChecked=0, Total=812 [2021-06-05 04:49:18,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2021-06-05 04:49:18,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 475. [2021-06-05 04:49:18,148 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 04:49:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 1471 transitions. [2021-06-05 04:49:18,149 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 1471 transitions. Word has length 20 [2021-06-05 04:49:18,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:18,149 INFO L482 AbstractCegarLoop]: Abstraction has 475 states and 1471 transitions. [2021-06-05 04:49:18,149 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 04:49:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1471 transitions. [2021-06-05 04:49:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:18,150 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:18,150 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 04:49:18,350 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9574 [2021-06-05 04:49:18,351 INFO L430 AbstractCegarLoop]: === Iteration 81 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:18,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:18,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1586196224, now seen corresponding path program 33 times [2021-06-05 04:49:18,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:18,351 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387875472] [2021-06-05 04:49:18,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:18,636 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2021-06-05 04:49:18,769 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-06-05 04:49:18,940 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 04:49:18,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:18,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387875472] [2021-06-05 04:49:18,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387875472] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:18,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887429321] [2021-06-05 04:49:18,940 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 04:49:18,973 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 04:49:18,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:18,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:18,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:19,488 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 04:49:19,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887429321] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:19,489 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:19,489 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:19,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63916416] [2021-06-05 04:49:19,489 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:19,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:19,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:19,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:19,490 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 04:49:19,649 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2021-06-05 04:49:19,860 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2021-06-05 04:49:20,045 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2021-06-05 04:49:20,244 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2021-06-05 04:49:20,764 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2021-06-05 04:49:20,903 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-06-05 04:49:21,188 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2021-06-05 04:49:21,362 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-06-05 04:49:21,620 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2021-06-05 04:49:21,829 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 45 [2021-06-05 04:49:21,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:21,859 INFO L93 Difference]: Finished difference Result 683 states and 2038 transitions. [2021-06-05 04:49:21,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-05 04:49:21,860 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 04:49:21,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:21,860 INFO L225 Difference]: With dead ends: 683 [2021-06-05 04:49:21,860 INFO L226 Difference]: Without dead ends: 653 [2021-06-05 04:49:21,861 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 2966.3ms TimeCoverageRelationStatistics Valid=312, Invalid=1020, Unknown=0, NotChecked=0, Total=1332 [2021-06-05 04:49:21,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2021-06-05 04:49:21,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 473. [2021-06-05 04:49:21,865 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 04:49:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 1464 transitions. [2021-06-05 04:49:21,866 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 1464 transitions. Word has length 20 [2021-06-05 04:49:21,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:21,866 INFO L482 AbstractCegarLoop]: Abstraction has 473 states and 1464 transitions. [2021-06-05 04:49:21,866 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 04:49:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1464 transitions. [2021-06-05 04:49:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:21,867 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:21,867 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 04:49:22,067 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9590,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:22,068 INFO L430 AbstractCegarLoop]: === Iteration 82 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:22,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:22,068 INFO L82 PathProgramCache]: Analyzing trace with hash -888804580, now seen corresponding path program 34 times [2021-06-05 04:49:22,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:22,068 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093304445] [2021-06-05 04:49:22,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:22,367 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 04:49:22,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:22,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093304445] [2021-06-05 04:49:22,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093304445] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:22,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172236058] [2021-06-05 04:49:22,367 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 04:49:22,408 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:49:22,408 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:22,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:22,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:22,968 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 04:49:22,968 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172236058] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:22,968 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:22,968 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:22,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784082106] [2021-06-05 04:49:22,969 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:22,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:22,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:22,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:22,969 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 04:49:23,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:23,608 INFO L93 Difference]: Finished difference Result 648 states and 1965 transitions. [2021-06-05 04:49:23,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 04:49:23,608 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 04:49:23,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:23,609 INFO L225 Difference]: With dead ends: 648 [2021-06-05 04:49:23,609 INFO L226 Difference]: Without dead ends: 633 [2021-06-05 04:49:23,609 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 1046.3ms TimeCoverageRelationStatistics Valid=168, Invalid=482, Unknown=0, NotChecked=0, Total=650 [2021-06-05 04:49:23,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-06-05 04:49:23,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 472. [2021-06-05 04:49:23,614 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 04:49:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 1459 transitions. [2021-06-05 04:49:23,615 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 1459 transitions. Word has length 20 [2021-06-05 04:49:23,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:23,615 INFO L482 AbstractCegarLoop]: Abstraction has 472 states and 1459 transitions. [2021-06-05 04:49:23,615 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 04:49:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1459 transitions. [2021-06-05 04:49:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:23,616 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:23,616 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 04:49:23,816 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9607 [2021-06-05 04:49:23,816 INFO L430 AbstractCegarLoop]: === Iteration 83 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:23,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:23,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1185722646, now seen corresponding path program 35 times [2021-06-05 04:49:23,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:23,817 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141851812] [2021-06-05 04:49:23,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:24,021 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-06-05 04:49:24,165 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2021-06-05 04:49:24,286 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 04:49:24,286 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:24,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141851812] [2021-06-05 04:49:24,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141851812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:24,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494379585] [2021-06-05 04:49:24,286 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 04:49:24,342 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:49:24,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:24,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:24,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:24,851 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 04:49:24,851 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494379585] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:24,851 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:24,851 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:24,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616796722] [2021-06-05 04:49:24,851 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:24,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:24,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:24,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:24,852 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 04:49:25,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:25,408 INFO L93 Difference]: Finished difference Result 573 states and 1749 transitions. [2021-06-05 04:49:25,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-05 04:49:25,408 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 04:49:25,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:25,409 INFO L225 Difference]: With dead ends: 573 [2021-06-05 04:49:25,409 INFO L226 Difference]: Without dead ends: 558 [2021-06-05 04:49:25,409 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 1118.2ms TimeCoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2021-06-05 04:49:25,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-06-05 04:49:25,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 477. [2021-06-05 04:49:25,414 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 04:49:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 04:49:25,414 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 04:49:25,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:25,415 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 04:49:25,415 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 04:49:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 04:49:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:25,415 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:25,415 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 04:49:25,616 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9629,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:25,616 INFO L430 AbstractCegarLoop]: === Iteration 84 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:25,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:25,616 INFO L82 PathProgramCache]: Analyzing trace with hash 821048070, now seen corresponding path program 36 times [2021-06-05 04:49:25,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:25,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596539010] [2021-06-05 04:49:25,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:26,130 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 04:49:26,131 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:26,131 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596539010] [2021-06-05 04:49:26,131 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596539010] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:26,131 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591663831] [2021-06-05 04:49:26,131 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 04:49:26,172 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-05 04:49:26,172 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:26,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:26,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:26,591 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 04:49:26,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591663831] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:26,592 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:26,592 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:26,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259051534] [2021-06-05 04:49:26,592 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:26,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:26,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:26,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:26,592 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 04:49:27,083 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2021-06-05 04:49:27,236 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 43 [2021-06-05 04:49:27,387 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2021-06-05 04:49:27,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:27,510 INFO L93 Difference]: Finished difference Result 595 states and 1813 transitions. [2021-06-05 04:49:27,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 04:49:27,510 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 04:49:27,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:27,511 INFO L225 Difference]: With dead ends: 595 [2021-06-05 04:49:27,511 INFO L226 Difference]: Without dead ends: 580 [2021-06-05 04:49:27,511 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 1472.5ms TimeCoverageRelationStatistics Valid=162, Invalid=540, Unknown=0, NotChecked=0, Total=702 [2021-06-05 04:49:27,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-06-05 04:49:27,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 475. [2021-06-05 04:49:27,517 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 04:49:27,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 1468 transitions. [2021-06-05 04:49:27,518 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 1468 transitions. Word has length 20 [2021-06-05 04:49:27,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:27,518 INFO L482 AbstractCegarLoop]: Abstraction has 475 states and 1468 transitions. [2021-06-05 04:49:27,518 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 04:49:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1468 transitions. [2021-06-05 04:49:27,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:27,519 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:27,519 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 04:49:27,719 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9650 [2021-06-05 04:49:27,719 INFO L430 AbstractCegarLoop]: === Iteration 85 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:27,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:27,720 INFO L82 PathProgramCache]: Analyzing trace with hash -630845796, now seen corresponding path program 37 times [2021-06-05 04:49:27,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:27,720 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017044505] [2021-06-05 04:49:27,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:27,978 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 04:49:27,978 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:27,978 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017044505] [2021-06-05 04:49:27,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017044505] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:27,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049997104] [2021-06-05 04:49:27,979 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 04:49:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:28,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:28,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:32,466 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,467 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,485 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,486 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,506 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,525 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:32,546 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,566 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,581 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,600 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:32,622 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,637 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,651 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,663 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,664 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:32,679 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,689 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,702 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:32,717 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,727 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,741 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,754 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,767 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,781 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,795 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,809 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:32,823 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,837 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,847 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,848 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,861 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,875 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,889 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,903 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,913 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,928 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 23 treesize of output 1 [2021-06-05 04:49:32,929 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,940 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:32,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:32,955 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,970 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:32,985 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:32,986 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:33,001 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,015 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,016 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,030 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,044 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,059 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 18 treesize of output 1 [2021-06-05 04:49:33,060 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,072 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,072 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:33,088 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,103 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,118 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,132 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:33,149 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,163 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,164 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,179 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,193 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:33,210 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,225 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,240 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,255 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,270 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,285 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,300 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,301 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,316 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,317 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,335 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 18 treesize of output 1 [2021-06-05 04:49:33,335 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,352 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,362 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,376 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,377 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,393 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:33,407 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,425 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,441 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,456 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,470 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,484 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:33,500 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,515 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,532 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,551 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,570 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,590 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,607 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,624 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,641 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,657 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,658 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,674 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:33,695 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,712 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,726 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,754 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,772 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,789 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,806 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,824 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,841 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,859 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,877 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,895 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,910 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,928 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 04:49:33,928 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,946 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:33,963 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:33,982 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 18 treesize of output 1 [2021-06-05 04:49:33,983 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:33,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,000 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,014 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,048 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,066 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,083 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:34,101 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,117 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,134 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,151 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,152 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,168 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,186 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,204 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,220 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,235 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,250 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,251 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,268 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,284 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,301 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,322 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 18 treesize of output 1 [2021-06-05 04:49:34,322 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,339 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,356 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,371 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,387 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,402 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,418 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,434 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,460 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,468 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,476 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,483 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,491 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 04:49:34,492 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,499 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,500 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:34,508 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,515 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,523 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,530 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,538 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 18 treesize of output 1 [2021-06-05 04:49:34,539 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:34,547 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,554 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 04:49:34,555 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,562 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,569 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,577 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 18 treesize of output 1 [2021-06-05 04:49:34,577 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,584 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,590 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,597 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,603 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,604 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,610 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,617 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,623 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,630 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,636 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,642 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,648 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,655 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,661 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,667 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,673 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,679 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,679 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,686 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,692 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,698 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,698 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,704 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:34,711 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,717 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,723 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,729 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,734 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,734 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:34,741 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,746 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,747 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:34,754 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,761 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,765 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,766 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,772 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,778 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,783 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,784 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,790 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 04:49:34,791 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,797 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:34,804 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,809 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,815 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,820 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,821 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:34,827 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 18 treesize of output 1 [2021-06-05 04:49:34,827 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,833 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,838 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,844 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,848 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,853 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,858 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,863 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,868 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,873 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,877 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,882 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,886 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:34,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:34,890 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,166 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 43 [2021-06-05 04:49:35,166 INFO L628 ElimStorePlain]: treesize reduction 1330, result has 17.6 percent of original size [2021-06-05 04:49:35,170 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 04:49:35,171 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,174 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 04:49:35,174 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:35,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:35,178 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 13 treesize of output 9 [2021-06-05 04:49:35,179 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,181 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 04:49:35,182 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:35,185 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,188 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 04:49:35,189 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:35,192 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:35,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:35,195 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 13 treesize of output 9 [2021-06-05 04:49:35,196 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:35,199 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:35,249 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:49:35,251 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 04:49:35,251 INFO L247 ElimStorePlain]: Needed 202 recursive calls to eliminate 3 variables, input treesize:11323, output treesize:85 [2021-06-05 04:49:35,356 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 04:49:35,356 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2049997104] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:35,356 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:35,356 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2021-06-05 04:49:35,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879514515] [2021-06-05 04:49:35,356 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-05 04:49:35,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:35,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-05 04:49:35,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-06-05 04:49:35,357 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 04:49:35,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:35,589 INFO L93 Difference]: Finished difference Result 558 states and 1698 transitions. [2021-06-05 04:49:35,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-05 04:49:35,590 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 04:49:35,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:35,590 INFO L225 Difference]: With dead ends: 558 [2021-06-05 04:49:35,590 INFO L226 Difference]: Without dead ends: 543 [2021-06-05 04:49:35,591 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 663.8ms TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:49:35,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2021-06-05 04:49:35,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 477. [2021-06-05 04:49:35,596 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 04:49:35,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 04:49:35,596 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 04:49:35,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:35,597 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 04:49:35,597 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 04:49:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 04:49:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:35,598 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:35,598 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 04:49:35,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9666 [2021-06-05 04:49:35,801 INFO L430 AbstractCegarLoop]: === Iteration 86 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:35,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:35,801 INFO L82 PathProgramCache]: Analyzing trace with hash 739649014, now seen corresponding path program 38 times [2021-06-05 04:49:35,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:35,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752291438] [2021-06-05 04:49:35,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:36,327 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 04:49:36,327 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:36,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752291438] [2021-06-05 04:49:36,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752291438] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:36,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475257604] [2021-06-05 04:49:36,328 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 04:49:36,362 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:49:36,363 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:36,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:36,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:36,703 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2021-06-05 04:49:36,938 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 04:49:36,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475257604] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:36,938 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:36,938 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:36,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122099013] [2021-06-05 04:49:36,938 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:36,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:36,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:36,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:36,939 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 04:49:37,051 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-06-05 04:49:37,297 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-05 04:49:37,743 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2021-06-05 04:49:37,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:37,868 INFO L93 Difference]: Finished difference Result 659 states and 2007 transitions. [2021-06-05 04:49:37,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 04:49:37,868 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 04:49:37,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:37,869 INFO L225 Difference]: With dead ends: 659 [2021-06-05 04:49:37,869 INFO L226 Difference]: Without dead ends: 644 [2021-06-05 04:49:37,869 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 1573.8ms TimeCoverageRelationStatistics Valid=179, Invalid=577, Unknown=0, NotChecked=0, Total=756 [2021-06-05 04:49:37,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2021-06-05 04:49:37,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 477. [2021-06-05 04:49:37,875 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 04:49:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 04:49:37,876 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 04:49:37,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:37,877 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 04:49:37,877 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 04:49:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 04:49:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:37,878 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:37,878 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 04:49:38,092 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10791,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:38,093 INFO L430 AbstractCegarLoop]: === Iteration 87 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:38,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:38,093 INFO L82 PathProgramCache]: Analyzing trace with hash 979076432, now seen corresponding path program 39 times [2021-06-05 04:49:38,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:38,093 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129242902] [2021-06-05 04:49:38,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:38,573 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 04:49:38,573 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:38,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129242902] [2021-06-05 04:49:38,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129242902] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:38,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [696479549] [2021-06-05 04:49:38,574 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 04:49:38,614 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 04:49:38,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:38,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:38,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:39,083 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 04:49:39,083 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [696479549] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:39,083 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:39,084 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:39,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325073132] [2021-06-05 04:49:39,084 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:39,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:39,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:39,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:39,084 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 04:49:39,582 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2021-06-05 04:49:39,974 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2021-06-05 04:49:40,189 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 51 [2021-06-05 04:49:40,500 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 57 [2021-06-05 04:49:40,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:40,798 INFO L93 Difference]: Finished difference Result 649 states and 1941 transitions. [2021-06-05 04:49:40,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 04:49:40,799 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 04:49:40,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:40,800 INFO L225 Difference]: With dead ends: 649 [2021-06-05 04:49:40,800 INFO L226 Difference]: Without dead ends: 619 [2021-06-05 04:49:40,800 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2121.6ms TimeCoverageRelationStatistics Valid=194, Invalid=862, Unknown=0, NotChecked=0, Total=1056 [2021-06-05 04:49:40,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-06-05 04:49:40,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 482. [2021-06-05 04:49:40,804 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 04:49:40,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 1494 transitions. [2021-06-05 04:49:40,805 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 1494 transitions. Word has length 20 [2021-06-05 04:49:40,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:40,806 INFO L482 AbstractCegarLoop]: Abstraction has 482 states and 1494 transitions. [2021-06-05 04:49:40,806 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 04:49:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1494 transitions. [2021-06-05 04:49:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:40,807 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:40,807 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 04:49:41,020 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10810 [2021-06-05 04:49:41,021 INFO L430 AbstractCegarLoop]: === Iteration 88 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:41,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:41,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1309120148, now seen corresponding path program 40 times [2021-06-05 04:49:41,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:41,021 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684073011] [2021-06-05 04:49:41,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:41,268 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 04:49:41,268 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:41,268 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684073011] [2021-06-05 04:49:41,268 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684073011] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:41,268 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371723207] [2021-06-05 04:49:41,268 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 04:49:41,302 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:49:41,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:41,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:41,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:41,758 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 04:49:41,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371723207] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:41,758 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:41,758 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:41,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760342044] [2021-06-05 04:49:41,759 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:41,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:41,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:41,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:41,759 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 04:49:42,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:42,289 INFO L93 Difference]: Finished difference Result 634 states and 1929 transitions. [2021-06-05 04:49:42,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 04:49:42,289 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 04:49:42,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:42,290 INFO L225 Difference]: With dead ends: 634 [2021-06-05 04:49:42,290 INFO L226 Difference]: Without dead ends: 619 [2021-06-05 04:49:42,290 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 820.1ms TimeCoverageRelationStatistics Valid=133, Invalid=467, Unknown=0, NotChecked=0, Total=600 [2021-06-05 04:49:42,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-06-05 04:49:42,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 480. [2021-06-05 04:49:42,294 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 04:49:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1487 transitions. [2021-06-05 04:49:42,295 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1487 transitions. Word has length 20 [2021-06-05 04:49:42,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:42,295 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1487 transitions. [2021-06-05 04:49:42,295 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 04:49:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1487 transitions. [2021-06-05 04:49:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:42,296 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:42,296 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 04:49:42,496 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10834,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:42,497 INFO L430 AbstractCegarLoop]: === Iteration 89 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:42,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:42,497 INFO L82 PathProgramCache]: Analyzing trace with hash -111048720, now seen corresponding path program 41 times [2021-06-05 04:49:42,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:42,497 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672569034] [2021-06-05 04:49:42,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:42,925 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 04:49:42,925 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:42,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672569034] [2021-06-05 04:49:42,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672569034] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:42,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232725143] [2021-06-05 04:49:42,926 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 04:49:42,958 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 04:49:42,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:42,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:42,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:43,499 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 04:49:43,499 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [232725143] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:43,500 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:43,500 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:43,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507575439] [2021-06-05 04:49:43,500 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:43,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:43,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:43,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:43,500 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 04:49:43,755 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-06-05 04:49:44,007 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-06-05 04:49:44,240 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2021-06-05 04:49:44,527 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2021-06-05 04:49:44,818 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2021-06-05 04:49:45,067 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 79 [2021-06-05 04:49:45,247 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 68 [2021-06-05 04:49:45,534 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 51 [2021-06-05 04:49:45,687 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 52 [2021-06-05 04:49:45,826 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2021-06-05 04:49:46,009 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2021-06-05 04:49:46,450 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 85 [2021-06-05 04:49:46,846 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 81 [2021-06-05 04:49:47,193 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2021-06-05 04:49:47,516 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2021-06-05 04:49:47,651 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2021-06-05 04:49:47,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:47,667 INFO L93 Difference]: Finished difference Result 774 states and 2307 transitions. [2021-06-05 04:49:47,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-05 04:49:47,667 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 04:49:47,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:47,668 INFO L225 Difference]: With dead ends: 774 [2021-06-05 04:49:47,668 INFO L226 Difference]: Without dead ends: 744 [2021-06-05 04:49:47,669 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 4463.7ms TimeCoverageRelationStatistics Valid=443, Invalid=1813, Unknown=0, NotChecked=0, Total=2256 [2021-06-05 04:49:47,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-06-05 04:49:47,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 478. [2021-06-05 04:49:47,674 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 04:49:47,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 1480 transitions. [2021-06-05 04:49:47,674 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 1480 transitions. Word has length 20 [2021-06-05 04:49:47,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:47,675 INFO L482 AbstractCegarLoop]: Abstraction has 478 states and 1480 transitions. [2021-06-05 04:49:47,675 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 04:49:47,675 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1480 transitions. [2021-06-05 04:49:47,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:47,675 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:47,675 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 04:49:47,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10854 [2021-06-05 04:49:47,876 INFO L430 AbstractCegarLoop]: === Iteration 90 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:47,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:47,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1708917772, now seen corresponding path program 42 times [2021-06-05 04:49:47,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:47,876 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047793112] [2021-06-05 04:49:47,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:48,177 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2021-06-05 04:49:48,395 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 04:49:48,395 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:48,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047793112] [2021-06-05 04:49:48,395 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047793112] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:48,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590017448] [2021-06-05 04:49:48,395 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 04:49:48,428 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 04:49:48,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:48,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:48,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:48,869 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 04:49:48,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590017448] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:48,870 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:48,870 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:48,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921899140] [2021-06-05 04:49:48,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:48,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:48,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:48,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:48,870 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 04:49:49,254 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2021-06-05 04:49:49,529 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-06-05 04:49:49,788 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2021-06-05 04:49:49,969 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 61 [2021-06-05 04:49:50,279 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2021-06-05 04:49:50,445 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2021-06-05 04:49:50,622 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2021-06-05 04:49:50,810 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2021-06-05 04:49:50,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:50,819 INFO L93 Difference]: Finished difference Result 735 states and 2172 transitions. [2021-06-05 04:49:50,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 04:49:50,819 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 04:49:50,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:50,820 INFO L225 Difference]: With dead ends: 735 [2021-06-05 04:49:50,820 INFO L226 Difference]: Without dead ends: 690 [2021-06-05 04:49:50,820 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 2366.6ms TimeCoverageRelationStatistics Valid=249, Invalid=807, Unknown=0, NotChecked=0, Total=1056 [2021-06-05 04:49:50,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2021-06-05 04:49:50,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 477. [2021-06-05 04:49:50,825 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 04:49:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 04:49:50,825 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 04:49:50,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:50,826 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 04:49:50,826 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 04:49:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 04:49:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:50,826 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:50,826 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 04:49:51,027 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10877,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:51,027 INFO L430 AbstractCegarLoop]: === Iteration 91 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:51,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:51,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1560950788, now seen corresponding path program 43 times [2021-06-05 04:49:51,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:51,027 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795247042] [2021-06-05 04:49:51,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:51,472 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 04:49:51,472 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:51,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795247042] [2021-06-05 04:49:51,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795247042] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:51,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148014706] [2021-06-05 04:49:51,472 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 04:49:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:51,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:51,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:51,789 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-06-05 04:49:52,075 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 04:49:52,075 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148014706] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:52,075 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:52,075 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:52,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110197365] [2021-06-05 04:49:52,075 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:52,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:52,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:52,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:52,076 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 04:49:52,553 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 51 [2021-06-05 04:49:52,810 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2021-06-05 04:49:52,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:52,889 INFO L93 Difference]: Finished difference Result 575 states and 1740 transitions. [2021-06-05 04:49:52,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 04:49:52,889 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 04:49:52,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:52,890 INFO L225 Difference]: With dead ends: 575 [2021-06-05 04:49:52,890 INFO L226 Difference]: Without dead ends: 560 [2021-06-05 04:49:52,890 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1348.9ms TimeCoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2021-06-05 04:49:52,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-06-05 04:49:52,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 483. [2021-06-05 04:49:52,894 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 04:49:52,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 1498 transitions. [2021-06-05 04:49:52,895 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 1498 transitions. Word has length 20 [2021-06-05 04:49:52,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:52,895 INFO L482 AbstractCegarLoop]: Abstraction has 483 states and 1498 transitions. [2021-06-05 04:49:52,895 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 04:49:52,895 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1498 transitions. [2021-06-05 04:49:52,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:52,896 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:52,896 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 04:49:53,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10901,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:53,097 INFO L430 AbstractCegarLoop]: === Iteration 92 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:53,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:53,097 INFO L82 PathProgramCache]: Analyzing trace with hash -534004132, now seen corresponding path program 44 times [2021-06-05 04:49:53,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:53,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316105377] [2021-06-05 04:49:53,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:53,425 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-06-05 04:49:53,709 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 04:49:53,710 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:53,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316105377] [2021-06-05 04:49:53,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316105377] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:53,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389051174] [2021-06-05 04:49:53,710 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 04:49:53,744 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:49:53,744 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:53,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:53,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:54,253 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 04:49:54,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389051174] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:54,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:54,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:54,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126634317] [2021-06-05 04:49:54,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:54,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:54,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:54,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:54,254 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 04:49:54,386 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-06-05 04:49:54,559 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2021-06-05 04:49:54,767 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2021-06-05 04:49:55,431 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 55 [2021-06-05 04:49:55,607 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-06-05 04:49:55,809 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2021-06-05 04:49:56,027 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 33 [2021-06-05 04:49:56,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:56,059 INFO L93 Difference]: Finished difference Result 715 states and 2148 transitions. [2021-06-05 04:49:56,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 04:49:56,060 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 04:49:56,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:56,061 INFO L225 Difference]: With dead ends: 715 [2021-06-05 04:49:56,061 INFO L226 Difference]: Without dead ends: 685 [2021-06-05 04:49:56,061 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 2347.0ms TimeCoverageRelationStatistics Valid=227, Invalid=765, Unknown=0, NotChecked=0, Total=992 [2021-06-05 04:49:56,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2021-06-05 04:49:56,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 481. [2021-06-05 04:49:56,067 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 04:49:56,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1491 transitions. [2021-06-05 04:49:56,068 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1491 transitions. Word has length 20 [2021-06-05 04:49:56,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:56,068 INFO L482 AbstractCegarLoop]: Abstraction has 481 states and 1491 transitions. [2021-06-05 04:49:56,068 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 04:49:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1491 transitions. [2021-06-05 04:49:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:56,069 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:56,069 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 04:49:56,291 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10923 [2021-06-05 04:49:56,292 INFO L430 AbstractCegarLoop]: === Iteration 93 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:56,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:56,292 INFO L82 PathProgramCache]: Analyzing trace with hash -652215716, now seen corresponding path program 45 times [2021-06-05 04:49:56,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:56,292 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993637342] [2021-06-05 04:49:56,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:56,589 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 04:49:56,589 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:56,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993637342] [2021-06-05 04:49:56,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993637342] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:56,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381157065] [2021-06-05 04:49:56,590 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 04:49:56,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-05 04:49:56,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:56,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-05 04:49:56,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:57,002 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2021-06-05 04:49:57,265 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 04:49:57,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381157065] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:57,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:49:57,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:49:57,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631762542] [2021-06-05 04:49:57,266 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:49:57,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:49:57,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:49:57,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:49:57,266 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 04:49:57,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:49:57,731 INFO L93 Difference]: Finished difference Result 571 states and 1725 transitions. [2021-06-05 04:49:57,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 04:49:57,731 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 04:49:57,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:49:57,732 INFO L225 Difference]: With dead ends: 571 [2021-06-05 04:49:57,732 INFO L226 Difference]: Without dead ends: 541 [2021-06-05 04:49:57,732 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 1017.4ms TimeCoverageRelationStatistics Valid=106, Invalid=446, Unknown=0, NotChecked=0, Total=552 [2021-06-05 04:49:57,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2021-06-05 04:49:57,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 481. [2021-06-05 04:49:57,736 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 04:49:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1491 transitions. [2021-06-05 04:49:57,737 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1491 transitions. Word has length 20 [2021-06-05 04:49:57,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:49:57,737 INFO L482 AbstractCegarLoop]: Abstraction has 481 states and 1491 transitions. [2021-06-05 04:49:57,737 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 04:49:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1491 transitions. [2021-06-05 04:49:57,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:49:57,738 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:49:57,738 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 04:49:57,938 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10945,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:49:57,939 INFO L430 AbstractCegarLoop]: === Iteration 94 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:49:57,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:49:57,939 INFO L82 PathProgramCache]: Analyzing trace with hash 793836284, now seen corresponding path program 46 times [2021-06-05 04:49:57,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:49:57,939 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959444374] [2021-06-05 04:49:57,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:49:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:49:58,203 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 04:49:58,203 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:49:58,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959444374] [2021-06-05 04:49:58,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959444374] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:49:58,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1677715081] [2021-06-05 04:49:58,204 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 04:49:58,237 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:49:58,237 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:49:58,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:49:58,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:49:59,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,270 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,289 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,304 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 11 treesize of output 3 [2021-06-05 04:49:59,305 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,324 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,343 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,361 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 18 treesize of output 1 [2021-06-05 04:49:59,362 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,380 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,396 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 25 treesize of output 9 [2021-06-05 04:49:59,397 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,411 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,426 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 04:49:59,427 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,444 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,459 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 18 treesize of output 1 [2021-06-05 04:49:59,460 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,475 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,488 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,489 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,509 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,530 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,545 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,565 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 04:49:59,566 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,581 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,598 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,613 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,629 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,651 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,674 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,696 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,713 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,736 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 11 treesize of output 3 [2021-06-05 04:49:59,737 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,763 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,782 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,803 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,821 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,841 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,863 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,881 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 18 treesize of output 1 [2021-06-05 04:49:59,881 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,903 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:49:59,924 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,942 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 18 treesize of output 1 [2021-06-05 04:49:59,943 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,969 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:49:59,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:49:59,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:49:59,995 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,015 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,016 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,036 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,058 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 25 treesize of output 9 [2021-06-05 04:50:00,059 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,079 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,080 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,102 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:00,129 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,155 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,176 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,199 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 23 treesize of output 1 [2021-06-05 04:50:00,200 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:00,228 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,255 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 04:50:00,256 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,284 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 11 treesize of output 7 [2021-06-05 04:50:00,285 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,308 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,334 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:00,363 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,390 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,390 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,418 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,444 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,445 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:00,474 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,503 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 18 treesize of output 1 [2021-06-05 04:50:00,503 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,532 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 18 treesize of output 1 [2021-06-05 04:50:00,533 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,561 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,587 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 25 treesize of output 9 [2021-06-05 04:50:00,588 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,618 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:00,645 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:00,675 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,704 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,733 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,760 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 04:50:00,761 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,786 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,811 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,835 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 16 treesize of output 7 [2021-06-05 04:50:00,836 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:00,862 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,887 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:00,912 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 04:50:00,913 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,937 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,958 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:00,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:00,979 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,003 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,028 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,049 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,075 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 11 treesize of output 3 [2021-06-05 04:50:01,076 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,101 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,122 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 04:50:01,122 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,142 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,163 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 18 treesize of output 1 [2021-06-05 04:50:01,164 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,188 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,213 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,249 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 25 treesize of output 9 [2021-06-05 04:50:01,250 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,271 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,295 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,296 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,321 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,343 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,365 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,365 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,390 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,391 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,416 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,446 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,471 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,497 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,521 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,545 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,568 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,591 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,592 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,617 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,643 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,667 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,691 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,733 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,748 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,758 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,771 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,782 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,795 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,807 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,819 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,832 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,845 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,856 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,873 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,887 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,901 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:01,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:01,915 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,930 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,931 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,946 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,958 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,973 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,973 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:01,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:01,989 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,004 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 04:50:02,005 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,021 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,037 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,054 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,072 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,087 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,103 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,119 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,133 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,146 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,147 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,162 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 04:50:02,162 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,180 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,193 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,207 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,220 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,230 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,242 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,256 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,268 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 18 treesize of output 1 [2021-06-05 04:50:02,268 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,279 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,279 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,291 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 25 treesize of output 9 [2021-06-05 04:50:02,292 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,303 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,317 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,332 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,346 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 25 treesize of output 9 [2021-06-05 04:50:02,347 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,360 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,374 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,387 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,401 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,414 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,425 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,437 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,450 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,450 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,463 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,477 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,490 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,503 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,517 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,531 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,545 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,557 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 11 treesize of output 3 [2021-06-05 04:50:02,558 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,572 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,583 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,597 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,610 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 18 treesize of output 1 [2021-06-05 04:50:02,611 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,626 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,641 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,655 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,655 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,667 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,682 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,694 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,694 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,706 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,719 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,720 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,735 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,748 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,761 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,773 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,786 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,787 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,802 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,817 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,831 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,845 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,859 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:02,874 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,889 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,904 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,916 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,929 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:02,942 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 18 treesize of output 1 [2021-06-05 04:50:02,943 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,957 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,972 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,984 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:02,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:02,999 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,012 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:03,026 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,040 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,051 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,063 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,074 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,084 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,097 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,109 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,119 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,120 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,130 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,131 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,144 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,157 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,167 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,178 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,188 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,201 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,202 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,212 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,222 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,234 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:03,249 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,264 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,280 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,295 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,313 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,326 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,336 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,337 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,347 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,359 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,369 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,370 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,381 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,394 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,406 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,407 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,418 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,432 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 23 treesize of output 1 [2021-06-05 04:50:03,432 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,443 INFO L550 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,454 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 23 treesize of output 1 [2021-06-05 04:50:03,455 INFO L550 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,466 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,467 INFO L550 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,477 INFO L550 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,487 INFO L550 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:03,500 INFO L550 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,513 INFO L550 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,523 INFO L550 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,535 INFO L550 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:03,547 INFO L550 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,558 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,559 INFO L550 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,569 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 18 treesize of output 1 [2021-06-05 04:50:03,570 INFO L550 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,581 INFO L550 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,593 INFO L550 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,603 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,604 INFO L550 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,614 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,615 INFO L550 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,625 INFO L550 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,636 INFO L550 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,648 INFO L550 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,659 INFO L550 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,667 INFO L550 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,674 INFO L550 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,679 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,680 INFO L550 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,688 INFO L550 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,697 INFO L550 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,703 INFO L550 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,710 INFO L550 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,719 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 25 treesize of output 9 [2021-06-05 04:50:03,720 INFO L550 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:03,730 INFO L550 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,737 INFO L550 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,745 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,745 INFO L550 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,754 INFO L550 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,761 INFO L550 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:03,768 INFO L550 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:03,776 INFO L550 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:03,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:03,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:03,786 INFO L550 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:04,389 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-06-05 04:50:04,389 INFO L628 ElimStorePlain]: treesize reduction 146, result has 83.1 percent of original size [2021-06-05 04:50:04,400 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 04:50:04,400 INFO L247 ElimStorePlain]: Needed 271 recursive calls to eliminate 2 variables, input treesize:14330, output treesize:717 [2021-06-05 04:50:04,724 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2021-06-05 04:50:14,751 INFO L446 ElimStorePlain]: Different costs {1=[char_at_9], 171=[char_at_1]} [2021-06-05 04:50:14,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:14,779 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:14,804 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:14,830 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,856 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 25 treesize of output 9 [2021-06-05 04:50:14,858 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,885 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 04:50:14,886 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:14,914 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:14,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:14,942 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:14,969 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:14,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:14,997 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,025 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,052 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,072 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:15,094 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,113 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,133 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,153 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,174 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,196 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 18 treesize of output 1 [2021-06-05 04:50:15,196 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,217 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,237 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 04:50:15,238 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,261 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,282 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,303 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 04:50:15,304 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,324 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,346 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,368 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:15,393 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,414 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,435 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,456 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,478 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,509 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 7 [2021-06-05 04:50:15,510 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,534 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,567 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 04:50:15,568 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,592 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,616 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 04:50:15,617 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,640 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,663 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,664 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,687 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,710 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,734 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 7 [2021-06-05 04:50:15,735 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,759 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,785 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,809 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,834 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 18 treesize of output 1 [2021-06-05 04:50:15,835 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:15,863 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,889 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,915 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,916 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,941 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:15,967 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:15,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:15,991 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 18 treesize of output 1 [2021-06-05 04:50:15,992 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:16,018 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,046 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,071 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,096 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,122 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 04:50:16,123 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,150 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 3 [2021-06-05 04:50:16,151 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,179 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,204 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,205 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,231 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,256 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,287 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:16,316 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,343 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,369 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:16,398 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,426 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,454 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 04:50:16,455 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,485 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,516 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 11 treesize of output 3 [2021-06-05 04:50:16,517 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,550 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,581 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,613 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 04:50:16,614 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,643 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,670 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 04:50:16,671 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:16,702 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,731 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:16,762 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,791 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,792 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,819 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,820 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,849 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,877 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,906 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,907 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,936 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,937 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:16,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:16,968 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:16,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:16,997 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,026 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,056 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,085 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,115 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,144 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,173 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,203 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:17,241 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,272 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,303 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,333 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,362 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:17,392 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,422 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,469 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,480 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,493 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 04:50:17,493 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,506 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,518 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,530 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 04:50:17,531 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,543 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,554 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,565 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 04:50:17,566 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,579 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,590 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,602 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,614 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,614 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,626 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,639 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:17,652 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,664 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,677 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,689 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,699 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,700 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,712 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 04:50:17,713 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,728 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,740 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,752 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,765 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:17,777 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,790 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,803 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,815 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,827 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,842 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 18 treesize of output 1 [2021-06-05 04:50:17,843 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,856 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 11 treesize of output 3 [2021-06-05 04:50:17,857 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,869 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,882 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,894 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,906 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,919 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,931 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,944 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,955 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,969 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 04:50:17,970 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:17,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:17,985 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:17,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:17,999 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,012 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,026 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:18,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:18,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:18,043 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:18,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:18,058 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 11 treesize of output 3 [2021-06-05 04:50:18,059 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,075 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,089 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,103 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,117 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 04:50:18,118 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,132 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,146 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,159 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,160 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,177 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,191 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,205 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,205 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,219 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,234 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,250 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,266 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:18,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:18,279 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,060 WARN L205 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 178 [2021-06-05 04:50:19,060 INFO L628 ElimStorePlain]: treesize reduction 188, result has 80.9 percent of original size [2021-06-05 04:50:19,073 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 04:50:19,074 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,085 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 04:50:19,086 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,096 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 04:50:19,097 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,112 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 04:50:19,114 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,130 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 04:50:19,131 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,145 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 5 treesize of output 3 [2021-06-05 04:50:19,146 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,158 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 04:50:19,159 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,170 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 04:50:19,171 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,183 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 04:50:19,184 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,195 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 04:50:19,196 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,208 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 04:50:19,210 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,220 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 04:50:19,221 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,233 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 04:50:19,233 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:19,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:19,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:19,246 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:19,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:19,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:19,259 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:19,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:19,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:19,273 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,287 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 04:50:19,288 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,300 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 04:50:19,301 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,312 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 04:50:19,313 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:19,610 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2021-06-05 04:50:19,611 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 04:50:19,622 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 04:50:19,622 INFO L247 ElimStorePlain]: Needed 182 recursive calls to eliminate 21 variables, input treesize:9973, output treesize:197 [2021-06-05 04:50:19,755 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2021-06-05 04:50:19,959 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 04:50:19,959 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1677715081] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:19,959 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:50:19,960 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:50:19,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216301998] [2021-06-05 04:50:19,960 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:50:19,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:50:19,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:50:19,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:50:19,960 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 04:50:20,326 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2021-06-05 04:50:20,619 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-06-05 04:50:20,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:50:20,867 INFO L93 Difference]: Finished difference Result 643 states and 1947 transitions. [2021-06-05 04:50:20,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 04:50:20,867 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 04:50:20,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:50:20,868 INFO L225 Difference]: With dead ends: 643 [2021-06-05 04:50:20,868 INFO L226 Difference]: Without dead ends: 628 [2021-06-05 04:50:20,868 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 1537.8ms TimeCoverageRelationStatistics Valid=125, Invalid=381, Unknown=0, NotChecked=0, Total=506 [2021-06-05 04:50:20,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2021-06-05 04:50:20,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 481. [2021-06-05 04:50:20,873 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 04:50:20,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1491 transitions. [2021-06-05 04:50:20,874 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1491 transitions. Word has length 20 [2021-06-05 04:50:20,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:50:20,874 INFO L482 AbstractCegarLoop]: Abstraction has 481 states and 1491 transitions. [2021-06-05 04:50:20,874 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 04:50:20,874 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1491 transitions. [2021-06-05 04:50:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:50:20,875 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:50:20,875 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 04:50:21,088 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10963 [2021-06-05 04:50:21,089 INFO L430 AbstractCegarLoop]: === Iteration 95 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:50:21,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:50:21,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1861118922, now seen corresponding path program 47 times [2021-06-05 04:50:21,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:50:21,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658488878] [2021-06-05 04:50:21,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:50:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:50:21,381 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 04:50:21,382 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:50:21,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658488878] [2021-06-05 04:50:21,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658488878] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:21,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569878356] [2021-06-05 04:50:21,382 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 04:50:21,415 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:50:21,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:50:21,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 04:50:21,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:50:21,577 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-06-05 04:50:21,963 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 04:50:21,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569878356] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:21,963 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:50:21,963 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:50:21,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403803905] [2021-06-05 04:50:21,964 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:50:21,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:50:21,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:50:21,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:50:21,964 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 04:50:22,452 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2021-06-05 04:50:22,668 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-06-05 04:50:22,868 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-05 04:50:23,099 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 65 [2021-06-05 04:50:23,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:50:23,535 INFO L93 Difference]: Finished difference Result 619 states and 1858 transitions. [2021-06-05 04:50:23,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 04:50:23,535 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 04:50:23,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:50:23,536 INFO L225 Difference]: With dead ends: 619 [2021-06-05 04:50:23,536 INFO L226 Difference]: Without dead ends: 589 [2021-06-05 04:50:23,536 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 1842.2ms TimeCoverageRelationStatistics Valid=135, Invalid=795, Unknown=0, NotChecked=0, Total=930 [2021-06-05 04:50:23,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2021-06-05 04:50:23,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 495. [2021-06-05 04:50:23,541 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 04:50:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 1529 transitions. [2021-06-05 04:50:23,542 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 1529 transitions. Word has length 20 [2021-06-05 04:50:23,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:50:23,542 INFO L482 AbstractCegarLoop]: Abstraction has 495 states and 1529 transitions. [2021-06-05 04:50:23,542 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 04:50:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1529 transitions. [2021-06-05 04:50:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:50:23,543 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:50:23,543 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 04:50:23,743 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11460,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:50:23,743 INFO L430 AbstractCegarLoop]: === Iteration 96 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:50:23,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:50:23,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1859722662, now seen corresponding path program 48 times [2021-06-05 04:50:23,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:50:23,744 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928413966] [2021-06-05 04:50:23,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:50:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:50:24,108 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 04:50:24,108 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:50:24,108 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928413966] [2021-06-05 04:50:24,108 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928413966] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:24,108 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558080960] [2021-06-05 04:50:24,108 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 04:50:24,149 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-05 04:50:24,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:50:24,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:50:24,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:50:24,709 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 04:50:24,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558080960] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:24,710 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:50:24,710 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:50:24,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137435936] [2021-06-05 04:50:24,710 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:50:24,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:50:24,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:50:24,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:50:24,711 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 04:50:25,048 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 60 [2021-06-05 04:50:25,237 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2021-06-05 04:50:25,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:50:25,307 INFO L93 Difference]: Finished difference Result 575 states and 1734 transitions. [2021-06-05 04:50:25,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 04:50:25,308 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 04:50:25,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:50:25,309 INFO L225 Difference]: With dead ends: 575 [2021-06-05 04:50:25,309 INFO L226 Difference]: Without dead ends: 560 [2021-06-05 04:50:25,309 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 1150.7ms TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2021-06-05 04:50:25,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-06-05 04:50:25,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 501. [2021-06-05 04:50:25,313 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 04:50:25,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 1547 transitions. [2021-06-05 04:50:25,314 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 1547 transitions. Word has length 20 [2021-06-05 04:50:25,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:50:25,314 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 1547 transitions. [2021-06-05 04:50:25,314 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 04:50:25,314 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1547 transitions. [2021-06-05 04:50:25,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:50:25,315 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:50:25,315 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 04:50:25,538 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11475 [2021-06-05 04:50:25,538 INFO L430 AbstractCegarLoop]: === Iteration 97 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:50:25,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:50:25,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1880455402, now seen corresponding path program 49 times [2021-06-05 04:50:25,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:50:25,538 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057519287] [2021-06-05 04:50:25,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:50:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:50:25,875 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 04:50:25,875 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:50:25,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057519287] [2021-06-05 04:50:25,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057519287] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:25,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796479445] [2021-06-05 04:50:25,876 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 04:50:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:50:25,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:50:25,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:50:26,437 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 04:50:26,437 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796479445] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:26,437 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:50:26,437 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:50:26,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977340994] [2021-06-05 04:50:26,437 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:50:26,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:50:26,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:50:26,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:50:26,438 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 04:50:26,837 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2021-06-05 04:50:27,020 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2021-06-05 04:50:27,283 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 47 [2021-06-05 04:50:27,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:50:27,337 INFO L93 Difference]: Finished difference Result 562 states and 1703 transitions. [2021-06-05 04:50:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 04:50:27,338 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 04:50:27,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:50:27,338 INFO L225 Difference]: With dead ends: 562 [2021-06-05 04:50:27,338 INFO L226 Difference]: Without dead ends: 547 [2021-06-05 04:50:27,339 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1327.0ms TimeCoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2021-06-05 04:50:27,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2021-06-05 04:50:27,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 504. [2021-06-05 04:50:27,343 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 04:50:27,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 1558 transitions. [2021-06-05 04:50:27,344 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 1558 transitions. Word has length 20 [2021-06-05 04:50:27,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:50:27,344 INFO L482 AbstractCegarLoop]: Abstraction has 504 states and 1558 transitions. [2021-06-05 04:50:27,344 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 04:50:27,344 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1558 transitions. [2021-06-05 04:50:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:50:27,345 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:50:27,345 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 04:50:27,545 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11490 [2021-06-05 04:50:27,545 INFO L430 AbstractCegarLoop]: === Iteration 98 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:50:27,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:50:27,546 INFO L82 PathProgramCache]: Analyzing trace with hash 2094322256, now seen corresponding path program 50 times [2021-06-05 04:50:27,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:50:27,546 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206999855] [2021-06-05 04:50:27,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:50:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:50:27,883 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-06-05 04:50:28,051 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 04:50:28,052 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:50:28,052 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206999855] [2021-06-05 04:50:28,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206999855] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:28,052 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363053472] [2021-06-05 04:50:28,052 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 04:50:28,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 04:50:28,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:50:28,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:50:28,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:50:28,278 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2021-06-05 04:50:28,665 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 04:50:28,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [363053472] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:28,666 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:50:28,666 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:50:28,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644600788] [2021-06-05 04:50:28,666 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:50:28,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:50:28,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:50:28,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:50:28,667 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 04:50:29,402 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2021-06-05 04:50:29,619 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-06-05 04:50:29,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:50:29,837 INFO L93 Difference]: Finished difference Result 626 states and 1888 transitions. [2021-06-05 04:50:29,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 04:50:29,837 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 04:50:29,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:50:29,838 INFO L225 Difference]: With dead ends: 626 [2021-06-05 04:50:29,838 INFO L226 Difference]: Without dead ends: 611 [2021-06-05 04:50:29,838 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1767.4ms TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2021-06-05 04:50:29,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2021-06-05 04:50:29,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 501. [2021-06-05 04:50:29,843 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 04:50:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 1547 transitions. [2021-06-05 04:50:29,844 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 1547 transitions. Word has length 20 [2021-06-05 04:50:29,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:50:29,844 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 1547 transitions. [2021-06-05 04:50:29,844 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 04:50:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1547 transitions. [2021-06-05 04:50:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:50:29,845 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:50:29,845 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 04:50:30,046 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11500,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:50:30,046 INFO L430 AbstractCegarLoop]: === Iteration 99 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:50:30,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:50:30,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1982079440, now seen corresponding path program 51 times [2021-06-05 04:50:30,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:50:30,046 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180928722] [2021-06-05 04:50:30,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:50:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:50:30,375 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 04:50:30,375 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:50:30,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180928722] [2021-06-05 04:50:30,375 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180928722] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:50:30,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872023987] [2021-06-05 04:50:30,375 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 04:50:30,408 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 04:50:30,408 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:50:30,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:50:30,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:50:34,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,114 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,131 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,149 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,163 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 11 treesize of output 3 [2021-06-05 04:50:34,165 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,179 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 11 treesize of output 7 [2021-06-05 04:50:34,180 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,198 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,216 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,232 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,245 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,256 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 25 treesize of output 9 [2021-06-05 04:50:34,257 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,267 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 11 treesize of output 3 [2021-06-05 04:50:34,268 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,279 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,292 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 11 treesize of output 7 [2021-06-05 04:50:34,292 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,305 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,318 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,330 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,343 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,354 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 18 treesize of output 1 [2021-06-05 04:50:34,355 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,365 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 18 treesize of output 1 [2021-06-05 04:50:34,365 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,378 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,387 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,389 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,401 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,413 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,425 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,436 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,448 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,458 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 25 treesize of output 9 [2021-06-05 04:50:34,459 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,470 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 04:50:34,471 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,483 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,494 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,506 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 11 treesize of output 3 [2021-06-05 04:50:34,507 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,519 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,531 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,543 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,567 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 04:50:34,567 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,578 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 18 treesize of output 1 [2021-06-05 04:50:34,578 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,587 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,588 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,598 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 04:50:34,599 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,609 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,619 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,628 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,640 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,650 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,659 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 18 treesize of output 1 [2021-06-05 04:50:34,660 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,668 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,678 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,687 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 18 treesize of output 1 [2021-06-05 04:50:34,687 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,697 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 18 treesize of output 1 [2021-06-05 04:50:34,698 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,708 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,717 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,727 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,736 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,744 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,753 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,763 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,774 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,784 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 18 treesize of output 1 [2021-06-05 04:50:34,784 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,794 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,803 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,812 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,822 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,832 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,842 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,849 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,850 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,858 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,867 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,875 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,884 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,896 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 11 treesize of output 3 [2021-06-05 04:50:34,897 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,906 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,916 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,924 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 18 treesize of output 1 [2021-06-05 04:50:34,925 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,935 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,943 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 04:50:34,953 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,962 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 18 treesize of output 1 [2021-06-05 04:50:34,962 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,972 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 11 treesize of output 3 [2021-06-05 04:50:34,973 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,980 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,980 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:34,987 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:34,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 04:50:34,996 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 11 treesize of output 3 [2021-06-05 04:50:34,996 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:35,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 04:50:35,004 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 04:50:36,074 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2021-06-05 04:50:36,074 INFO L628 ElimStorePlain]: treesize reduction 72, result has 94.1 percent of original size [2021-06-05 04:50:36,144 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 04:50:36,145 INFO L247 ElimStorePlain]: Needed 82 recursive calls to eliminate 11 variables, input treesize:4861, output treesize:1111 [2021-06-05 04:50:36,806 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 320 [2021-06-05 04:50:37,800 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 209 [2021-06-05 04:50:38,309 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2021-06-05 04:50:49,400 WARN L205 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 238 DAG size of output: 245 [2021-06-05 04:50:53,815 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-05 04:51:23,182 WARN L205 SmtUtils]: Spent 29.33 s on a formula simplification. DAG size of input: 238 DAG size of output: 245 [2021-06-05 04:51:25,247 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-05 04:51:26,275 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 04:51:26,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [872023987] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:26,275 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:51:26,275 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 04:51:26,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002311909] [2021-06-05 04:51:26,276 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 04:51:26,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:51:26,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 04:51:26,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2021-06-05 04:51:26,276 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 04:51:26,888 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2021-06-05 04:51:27,240 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-06-05 04:51:27,654 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 84 [2021-06-05 04:51:28,263 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 324 [2021-06-05 04:51:28,421 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2021-06-05 04:51:29,259 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 291 [2021-06-05 04:51:29,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:51:29,503 INFO L93 Difference]: Finished difference Result 668 states and 2017 transitions. [2021-06-05 04:51:29,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 04:51:29,503 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 04:51:29,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:51:29,504 INFO L225 Difference]: With dead ends: 668 [2021-06-05 04:51:29,504 INFO L226 Difference]: Without dead ends: 653 [2021-06-05 04:51:29,505 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 4116.5ms TimeCoverageRelationStatistics Valid=142, Invalid=670, Unknown=0, NotChecked=0, Total=812 [2021-06-05 04:51:29,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2021-06-05 04:51:29,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 505. [2021-06-05 04:51:29,509 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 04:51:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 1563 transitions. [2021-06-05 04:51:29,510 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 1563 transitions. Word has length 20 [2021-06-05 04:51:29,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:51:29,510 INFO L482 AbstractCegarLoop]: Abstraction has 505 states and 1563 transitions. [2021-06-05 04:51:29,510 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 04:51:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1563 transitions. [2021-06-05 04:51:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:51:29,511 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:51:29,511 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 04:51:29,713 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11510 [2021-06-05 04:51:29,713 INFO L430 AbstractCegarLoop]: === Iteration 100 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:51:29,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:51:29,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1407953728, now seen corresponding path program 52 times [2021-06-05 04:51:29,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:51:29,713 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651797508] [2021-06-05 04:51:29,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:51:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:51:30,022 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 04:51:30,022 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:51:30,022 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651797508] [2021-06-05 04:51:30,023 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651797508] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:30,023 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643269248] [2021-06-05 04:51:30,023 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 04:51:30,055 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 04:51:30,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:51:30,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:51:30,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:51:30,378 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-06-05 04:51:30,605 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 04:51:30,605 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643269248] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:30,606 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:51:30,606 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:51:30,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674961821] [2021-06-05 04:51:30,606 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:51:30,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:51:30,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:51:30,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=318, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:51:30,606 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 04:51:31,038 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 50 [2021-06-05 04:51:31,229 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 54 [2021-06-05 04:51:31,373 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-06-05 04:51:31,663 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 04:51:31,880 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-06-05 04:51:32,122 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2021-06-05 04:51:32,335 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2021-06-05 04:51:32,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:51:32,368 INFO L93 Difference]: Finished difference Result 648 states and 1942 transitions. [2021-06-05 04:51:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 04:51:32,368 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 04:51:32,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:51:32,369 INFO L225 Difference]: With dead ends: 648 [2021-06-05 04:51:32,369 INFO L226 Difference]: Without dead ends: 633 [2021-06-05 04:51:32,369 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 2056.2ms TimeCoverageRelationStatistics Valid=161, Invalid=831, Unknown=0, NotChecked=0, Total=992 [2021-06-05 04:51:32,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-06-05 04:51:32,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 501. [2021-06-05 04:51:32,375 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 04:51:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 1547 transitions. [2021-06-05 04:51:32,376 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 1547 transitions. Word has length 20 [2021-06-05 04:51:32,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:51:32,376 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 1547 transitions. [2021-06-05 04:51:32,376 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 04:51:32,376 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1547 transitions. [2021-06-05 04:51:32,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:51:32,376 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:51:32,376 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 04:51:32,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13487 [2021-06-05 04:51:32,577 INFO L430 AbstractCegarLoop]: === Iteration 101 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:51:32,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:51:32,577 INFO L82 PathProgramCache]: Analyzing trace with hash 538705904, now seen corresponding path program 53 times [2021-06-05 04:51:32,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:51:32,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502439580] [2021-06-05 04:51:32,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:51:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:51:32,952 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 04:51:32,952 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:51:32,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502439580] [2021-06-05 04:51:32,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502439580] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:32,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [156996516] [2021-06-05 04:51:32,952 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 04:51:32,986 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 04:51:32,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:51:32,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:51:32,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:51:33,310 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-06-05 04:51:33,561 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 04:51:33,561 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [156996516] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:33,561 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:51:33,561 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:51:33,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325960532] [2021-06-05 04:51:33,561 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:51:33,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:51:33,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:51:33,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:51:33,562 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 04:51:34,093 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2021-06-05 04:51:34,324 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-06-05 04:51:34,665 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2021-06-05 04:51:34,864 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2021-06-05 04:51:35,119 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2021-06-05 04:51:35,419 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2021-06-05 04:51:35,656 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 53 [2021-06-05 04:51:35,884 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2021-06-05 04:51:36,192 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 74 [2021-06-05 04:51:36,602 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 66 [2021-06-05 04:51:36,899 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2021-06-05 04:51:36,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:51:36,952 INFO L93 Difference]: Finished difference Result 721 states and 2178 transitions. [2021-06-05 04:51:36,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 04:51:36,953 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 04:51:36,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:51:36,954 INFO L225 Difference]: With dead ends: 721 [2021-06-05 04:51:36,954 INFO L226 Difference]: Without dead ends: 706 [2021-06-05 04:51:36,954 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 326 ImplicationChecksByTransitivity, 3655.9ms TimeCoverageRelationStatistics Valid=304, Invalid=1336, Unknown=0, NotChecked=0, Total=1640 [2021-06-05 04:51:36,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2021-06-05 04:51:36,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 502. [2021-06-05 04:51:36,959 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 04:51:36,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 1552 transitions. [2021-06-05 04:51:36,960 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 1552 transitions. Word has length 20 [2021-06-05 04:51:36,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:51:36,960 INFO L482 AbstractCegarLoop]: Abstraction has 502 states and 1552 transitions. [2021-06-05 04:51:36,960 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 04:51:36,960 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1552 transitions. [2021-06-05 04:51:36,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:51:36,961 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:51:36,961 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 04:51:37,161 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13509 [2021-06-05 04:51:37,161 INFO L430 AbstractCegarLoop]: === Iteration 102 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:51:37,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:51:37,162 INFO L82 PathProgramCache]: Analyzing trace with hash -1021722612, now seen corresponding path program 54 times [2021-06-05 04:51:37,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:51:37,163 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494561267] [2021-06-05 04:51:37,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:51:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:51:37,448 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 04:51:37,448 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:51:37,449 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494561267] [2021-06-05 04:51:37,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494561267] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:37,449 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491824392] [2021-06-05 04:51:37,449 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 04:51:37,483 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-05 04:51:37,483 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 04:51:37,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 04:51:37,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:51:37,852 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2021-06-05 04:51:38,133 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 04:51:38,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491824392] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:38,133 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 04:51:38,133 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 04:51:38,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958518414] [2021-06-05 04:51:38,133 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 04:51:38,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 04:51:38,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 04:51:38,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2021-06-05 04:51:38,134 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 04:51:38,249 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-06-05 04:51:38,392 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2021-06-05 04:51:38,797 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-06-05 04:51:39,085 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 67 [2021-06-05 04:51:39,265 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-06-05 04:51:39,697 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-06-05 04:51:39,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 04:51:39,737 INFO L93 Difference]: Finished difference Result 955 states and 2785 transitions. [2021-06-05 04:51:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 04:51:39,738 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 04:51:39,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 04:51:39,739 INFO L225 Difference]: With dead ends: 955 [2021-06-05 04:51:39,739 INFO L226 Difference]: Without dead ends: 880 [2021-06-05 04:51:39,739 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 1965.5ms TimeCoverageRelationStatistics Valid=237, Invalid=885, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 04:51:39,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-06-05 04:51:39,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 515. [2021-06-05 04:51:39,745 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 04:51:39,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 1614 transitions. [2021-06-05 04:51:39,746 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 1614 transitions. Word has length 20 [2021-06-05 04:51:39,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 04:51:39,746 INFO L482 AbstractCegarLoop]: Abstraction has 515 states and 1614 transitions. [2021-06-05 04:51:39,746 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 04:51:39,746 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1614 transitions. [2021-06-05 04:51:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 04:51:39,747 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 04:51:39,747 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 04:51:39,948 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13529 [2021-06-05 04:51:39,948 INFO L430 AbstractCegarLoop]: === Iteration 103 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 04:51:39,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 04:51:39,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1833539100, now seen corresponding path program 55 times [2021-06-05 04:51:39,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 04:51:39,948 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367093364] [2021-06-05 04:51:39,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 04:51:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:51:40,390 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 04:51:40,390 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 04:51:40,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367093364] [2021-06-05 04:51:40,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367093364] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 04:51:40,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000714162] [2021-06-05 04:51:40,391 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 04:51:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 04:51:40,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 04:51:40,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 04:51:40,559 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2021-06-05 04:51:40,715 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2021-06-05 04:53:20,095 WARN L205 SmtUtils]: Spent 1.65 m on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-06-05 04:53:20,977 WARN L205 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-06-05 04:53:23,364 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2021-06-05 04:53:23,484 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2021-06-05 04:53:23,698 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 45 [2021-06-05 04:53:24,120 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-06-05 04:53:24,615 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-06-05 04:53:25,069 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2021-06-05 04:53:26,276 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 72 [2021-06-05 04:53:26,421 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-06-05 04:53:27,228 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-06-05 04:53:27,763 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2021-06-05 04:53:28,019 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 45 [2021-06-05 04:53:29,064 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 43 DAG size of output: 44 [2021-06-05 04:53:29,446 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2021-06-05 04:53:30,913 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2021-06-05 04:53:42,555 WARN L205 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 72 DAG size of output: 82 [2021-06-05 04:53:42,837 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-06-05 04:53:42,964 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 45 [2021-06-05 04:53:43,109 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-06-05 04:53:43,362 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 44 [2021-06-05 04:53:43,831 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-06-05 04:53:44,655 WARN L205 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-06-05 04:53:44,944 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-06-05 04:53:45,851 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-06-05 04:53:46,979 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 60 DAG size of output: 61 [2021-06-05 04:53:47,186 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 62 [2021-06-05 04:53:47,292 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-06-05 04:53:48,070 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2021-06-05 04:53:48,309 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 66 [2021-06-05 04:54:04,425 WARN L205 SmtUtils]: Spent 16.11 s on a formula simplification. DAG size of input: 53 DAG size of output: 65 [2021-06-05 04:54:04,720 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-06-05 04:54:06,588 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-06-05 04:54:36,703 WARN L205 SmtUtils]: Spent 30.02 s on a formula simplification. DAG size of input: 46 DAG size of output: 54 [2021-06-05 04:54:36,904 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-06-05 04:54:37,114 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2021-06-05 04:54:37,544 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 41 [2021-06-05 04:54:51,986 WARN L205 SmtUtils]: Spent 14.44 s on a formula simplification. DAG size of input: 54 DAG size of output: 55 [2021-06-05 04:54:52,574 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-06-05 04:56:46,940 WARN L205 SmtUtils]: Spent 1.91 m on a formula simplification. DAG size of input: 58 DAG size of output: 62 [2021-06-05 04:56:47,070 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-06-05 04:56:47,774 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-06-05 04:56:47,999 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2021-06-05 04:56:48,157 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-06-05 04:56:48,289 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 40 [2021-06-05 04:56:48,661 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2021-06-05 04:56:49,246 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2021-06-05 04:56:49,452 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 43 [2021-06-05 04:56:50,102 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 44 [2021-06-05 04:57:58,441 WARN L205 SmtUtils]: Spent 1.14 m on a formula simplification. DAG size of input: 56 DAG size of output: 65 [2021-06-05 04:57:58,628 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-06-05 04:57:58,976 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-06-05 04:57:59,693 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-06-05 04:57:59,830 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-06-05 04:58:00,150 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-06-05 04:58:00,523 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 40 [2021-06-05 04:58:01,213 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 44 [2021-06-05 04:58:02,026 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-06-05 04:58:02,733 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 Received shutdown request... [2021-06-05 04:59:01,116 WARN L205 SmtUtils]: Spent 58.38 s on a formula simplification. DAG size of input: 46 DAG size of output: 57 [2021-06-05 04:59:01,319 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13551,56 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 04:59:01,319 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-05 04:59:01,320 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 04:59:01,322 WARN L196 ceAbstractionStarter]: Timeout [2021-06-05 04:59:01,322 INFO L202 PluginConnector]: Adding new model poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 04:59:01 BasicIcfg [2021-06-05 04:59:01,322 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 04:59:01,323 INFO L168 Benchmark]: Toolchain (without parser) took 810480.65 ms. Allocated memory was 350.2 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 328.6 MB in the beginning and 1.3 GB in the end (delta: -984.8 MB). Peak memory consumption was 872.3 MB. Max. memory is 16.0 GB. [2021-06-05 04:59:01,323 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 350.2 MB. Free memory is still 331.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 04:59:01,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.84 ms. Allocated memory is still 350.2 MB. Free memory was 328.6 MB in the beginning and 326.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 04:59:01,323 INFO L168 Benchmark]: Boogie Preprocessor took 41.86 ms. Allocated memory is still 350.2 MB. Free memory was 326.8 MB in the beginning and 324.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 04:59:01,323 INFO L168 Benchmark]: RCFGBuilder took 876.09 ms. Allocated memory is still 350.2 MB. Free memory was 324.8 MB in the beginning and 279.6 MB in the end (delta: 45.2 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.0 GB. [2021-06-05 04:59:01,323 INFO L168 Benchmark]: TraceAbstraction took 809513.97 ms. Allocated memory was 350.2 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 278.5 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 820.9 MB. Max. memory is 16.0 GB. [2021-06-05 04:59:01,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 350.2 MB. Free memory is still 331.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 42.84 ms. Allocated memory is still 350.2 MB. Free memory was 328.6 MB in the beginning and 326.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 41.86 ms. Allocated memory is still 350.2 MB. Free memory was 326.8 MB in the beginning and 324.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 876.09 ms. Allocated memory is still 350.2 MB. Free memory was 324.8 MB in the beginning and 279.6 MB in the end (delta: 45.2 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 809513.97 ms. Allocated memory was 350.2 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 278.5 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 820.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 293]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 21 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - TimeoutResultAtElement [Line: 292]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 21 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - TimeoutResultAtElement [Line: 289]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 21 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - TimeoutResultAtElement [Line: 299]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while BasicCegarLoop was analyzing trace of length 21 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 44 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 809421.2ms, OverallIterations: 103, TraceHistogramMax: 1, EmptinessCheckTime: 109.9ms, AutomataDifference: 112982.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 25.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 5982 SDtfs, 7085 SDslu, 30246 SDs, 0 SdLazy, 32893 SolverSat, 2505 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19979.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2595 GetRequests, 806 SyntacticMatches, 13 SemanticMatches, 1776 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11736 ImplicationChecksByTransitivity, 138741.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=579occurred in iteration=16, InterpolantAutomatonStates: 1237, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 938.6ms AutomataMinimizationTime, 102 MinimizatonAttempts, 17928 StatesRemovedByMinimization, 96 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 405.9ms SsaConstructionTime, 1175.0ms SatisfiabilityAnalysisTime, 239438.4ms InterpolantComputationTime, 2938 NumberOfCodeBlocks, 2938 NumberOfCodeBlocksAsserted, 210 NumberOfCheckSat, 2782 ConstructedInterpolants, 40 QuantifiedInterpolants, 137388 SizeOfPredicates, 810 NumberOfNonLiveVariables, 4374 ConjunctsInSsa, 1586 ConjunctsInUnsatCore, 156 InterpolantComputations, 48 PerfectInterpolantSequences, 50/374 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown