/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 20:41:30,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 20:41:30,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 20:41:30,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 20:41:30,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 20:41:30,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 20:41:30,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 20:41:30,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 20:41:30,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 20:41:30,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 20:41:30,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 20:41:30,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 20:41:30,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 20:41:30,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 20:41:30,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 20:41:30,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 20:41:30,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 20:41:30,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 20:41:30,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 20:41:30,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 20:41:30,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 20:41:30,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 20:41:30,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 20:41:30,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 20:41:30,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-09 20:41:30,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 20:41:30,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 20:41:30,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 20:41:30,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 20:41:30,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 20:41:30,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 20:41:30,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 20:41:30,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 20:41:30,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 20:41:30,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 20:41:30,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 20:41:30,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf [2021-07-09 20:41:30,325 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 20:41:30,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 20:41:30,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 20:41:30,326 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 20:41:30,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 20:41:30,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 20:41:30,330 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 20:41:30,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 20:41:30,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 20:41:30,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 20:41:30,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 20:41:30,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 20:41:30,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 20:41:30,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 20:41:30,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 20:41:30,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 20:41:30,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 20:41:30,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 20:41:30,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 20:41:30,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 20:41:30,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 20:41:30,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 20:41:30,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 20:41:30,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 20:41:30,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 20:41:30,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 20:41:30,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 20:41:30,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 20:41:30,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 20:41:30,338 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 20:41:30,338 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-09 20:41:30,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 20:41:30,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 20:41:30,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 20:41:30,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 20:41:30,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 20:41:30,666 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-09 20:41:30,667 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-09 20:41:30,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl [2021-07-09 20:41:30,668 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl' [2021-07-09 20:41:30,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 20:41:30,688 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-09 20:41:30,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 20:41:30,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 20:41:30,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 20:41:30,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 20:41:30,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 20:41:30,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 20:41:30,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 20:41:30,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/1) ... [2021-07-09 20:41:30,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 20:41:30,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 20:41:30,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 20:41:30,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 20:41:30,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (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 [2021-07-09 20:41:30,793 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-09 20:41:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-09 20:41:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-09 20:41:30,793 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-09 20:41:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-09 20:41:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-09 20:41:30,794 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-09 20:41:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 20:41:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 20:41:30,794 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-09 20:41:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-09 20:41:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-09 20:41:30,796 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 20:41:30,954 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 20:41:30,954 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-09 20:41:30,956 INFO L202 PluginConnector]: Adding new model prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 08:41:30 BoogieIcfgContainer [2021-07-09 20:41:30,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 20:41:30,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 20:41:30,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 20:41:30,972 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 20:41:30,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:41:30" (1/2) ... [2021-07-09 20:41:30,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd8f26d and model type prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 08:41:30, skipping insertion in model container [2021-07-09 20:41:30,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 08:41:30" (2/2) ... [2021-07-09 20:41:30,975 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons.wvr.bpl [2021-07-09 20:41:30,979 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 20:41:30,980 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 20:41:30,980 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-09 20:41:30,980 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 20:41:31,009 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-09 20:41:31,029 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-09 20:41:31,143 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 20:41:31,143 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 20:41:31,143 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 20:41:31,143 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 20:41:31,143 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 20:41:31,143 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 20:41:31,143 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 20:41:31,143 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 20:41:31,151 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 30 transitions, 84 flow [2021-07-09 20:41:31,213 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 132 states, 131 states have (on average 2.5877862595419847) internal successors, (339), 131 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:31,229 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:31,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:31,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1128259375, now seen corresponding path program 1 times [2021-07-09 20:41:31,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:31,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805214242] [2021-07-09 20:41:31,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:31,575 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:31,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805214242] [2021-07-09 20:41:31,575 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805214242] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:31,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2087359426] [2021-07-09 20:41:31,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:31,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-09 20:41:31,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:31,958 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 15 treesize of output 7 [2021-07-09 20:41:31,963 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:41:31,967 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:41:31,970 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:41:31,970 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:10 [2021-07-09 20:41:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:32,111 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2087359426] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:32,111 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:32,111 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 17 [2021-07-09 20:41:32,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464846291] [2021-07-09 20:41:32,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-09 20:41:32,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:32,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-09 20:41:32,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2021-07-09 20:41:32,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:32,151 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:32,152 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.9411764705882355) internal successors, (50), 17 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:32,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:32,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:32,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-09 20:41:32,725 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:32,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:32,726 INFO L82 PathProgramCache]: Analyzing trace with hash -2083708632, now seen corresponding path program 2 times [2021-07-09 20:41:32,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:32,726 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769846125] [2021-07-09 20:41:32,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:32,779 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:32,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769846125] [2021-07-09 20:41:32,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769846125] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:32,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [550447895] [2021-07-09 20:41:32,780 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:32,820 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:41:32,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:32,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-09 20:41:32,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:32,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [550447895] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:32,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:32,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-07-09 20:41:32,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995215999] [2021-07-09 20:41:32,929 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-09 20:41:32,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:32,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-09 20:41:32,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-09 20:41:32,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:32,932 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:32,932 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:32,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:32,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:32,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:32,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:33,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:33,169 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:33,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:33,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1062959008, now seen corresponding path program 3 times [2021-07-09 20:41:33,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:33,170 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164844476] [2021-07-09 20:41:33,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:33,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:33,488 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:33,488 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164844476] [2021-07-09 20:41:33,488 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164844476] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:33,488 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511611110] [2021-07-09 20:41:33,488 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:33,542 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-09 20:41:33,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:33,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-09 20:41:33,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:33,918 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-07-09 20:41:33,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2021-07-09 20:41:33,921 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:41:33,925 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:41:33,926 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:41:33,926 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:10 [2021-07-09 20:41:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:34,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511611110] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:34,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:34,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 28 [2021-07-09 20:41:34,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392836101] [2021-07-09 20:41:34,004 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-09 20:41:34,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:34,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-09 20:41:34,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=651, Unknown=0, NotChecked=0, Total=756 [2021-07-09 20:41:34,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:34,005 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:34,005 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 2.4642857142857144) internal successors, (69), 28 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:34,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:34,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:34,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:34,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:35,019 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:35,019 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:35,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:35,020 INFO L82 PathProgramCache]: Analyzing trace with hash -740177487, now seen corresponding path program 4 times [2021-07-09 20:41:35,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:35,020 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758114359] [2021-07-09 20:41:35,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:35,326 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:35,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758114359] [2021-07-09 20:41:35,326 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758114359] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:35,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355815169] [2021-07-09 20:41:35,326 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:35,359 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:41:35,359 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:35,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-09 20:41:35,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:35,902 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-09 20:41:35,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 18 [2021-07-09 20:41:35,905 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:41:35,909 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:41:35,910 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:41:35,910 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:10 [2021-07-09 20:41:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:36,010 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355815169] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:36,010 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:36,010 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 34 [2021-07-09 20:41:36,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533313460] [2021-07-09 20:41:36,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-07-09 20:41:36,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:36,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-07-09 20:41:36,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=990, Unknown=0, NotChecked=0, Total=1122 [2021-07-09 20:41:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:36,014 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:36,014 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 2.2058823529411766) internal successors, (75), 34 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:36,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:36,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:36,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:36,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:37,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:37,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:37,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:37,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:37,344 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:37,344 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:37,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:37,344 INFO L82 PathProgramCache]: Analyzing trace with hash 102428552, now seen corresponding path program 5 times [2021-07-09 20:41:37,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:37,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384735337] [2021-07-09 20:41:37,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:37,404 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:37,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384735337] [2021-07-09 20:41:37,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384735337] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:37,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881549796] [2021-07-09 20:41:37,404 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:37,465 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-09 20:41:37,465 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:37,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-09 20:41:37,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:37,549 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [881549796] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:37,549 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:37,550 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2021-07-09 20:41:37,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424773314] [2021-07-09 20:41:37,551 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-09 20:41:37,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:37,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-09 20:41:37,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-07-09 20:41:37,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:37,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:37,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:37,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:37,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:37,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:37,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:37,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:37,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:37,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:37,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:37,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:37,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:37,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:37,801 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:37,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:37,801 INFO L82 PathProgramCache]: Analyzing trace with hash -660812608, now seen corresponding path program 6 times [2021-07-09 20:41:37,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:37,802 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520681487] [2021-07-09 20:41:37,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:38,300 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 2 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:38,300 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:38,300 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520681487] [2021-07-09 20:41:38,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520681487] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:38,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [753556863] [2021-07-09 20:41:38,301 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:38,353 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-07-09 20:41:38,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:38,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 36 conjunts are in the unsatisfiable core [2021-07-09 20:41:38,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:39,162 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-07-09 20:41:39,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 22 [2021-07-09 20:41:39,167 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:41:39,172 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:41:39,173 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:41:39,174 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:10 [2021-07-09 20:41:39,277 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 2 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:39,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [753556863] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:39,277 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:39,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 44 [2021-07-09 20:41:39,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647903984] [2021-07-09 20:41:39,278 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-07-09 20:41:39,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:39,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-07-09 20:41:39,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=1706, Unknown=0, NotChecked=0, Total=1892 [2021-07-09 20:41:39,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:39,279 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:39,280 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.1136363636363638) internal successors, (93), 44 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:39,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:39,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:39,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:39,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:39,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:39,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:41,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:41,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:41,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:41,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:41,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:41,411 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:41,411 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:41,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:41,412 INFO L82 PathProgramCache]: Analyzing trace with hash 534208337, now seen corresponding path program 7 times [2021-07-09 20:41:41,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:41,412 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732357506] [2021-07-09 20:41:41,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:41,958 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:41,958 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:41,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732357506] [2021-07-09 20:41:41,958 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732357506] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:41,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233906450] [2021-07-09 20:41:41,959 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:41,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 45 conjunts are in the unsatisfiable core [2021-07-09 20:41:41,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:43,034 INFO L354 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2021-07-09 20:41:43,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 26 [2021-07-09 20:41:43,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:41:43,041 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:41:43,042 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:41:43,042 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:69, output treesize:10 [2021-07-09 20:41:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:43,135 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233906450] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:43,135 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:43,135 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 50 [2021-07-09 20:41:43,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315394697] [2021-07-09 20:41:43,136 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-07-09 20:41:43,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:43,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-07-09 20:41:43,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=2231, Unknown=0, NotChecked=0, Total=2450 [2021-07-09 20:41:43,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:43,137 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:43,138 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 1.98) internal successors, (99), 50 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:43,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:43,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:43,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:43,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:43,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:43,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:43,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:45,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:45,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:45,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:45,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:45,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:45,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:45,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:45,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-07-09 20:41:45,701 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:45,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:45,701 INFO L82 PathProgramCache]: Analyzing trace with hash 2114581992, now seen corresponding path program 8 times [2021-07-09 20:41:45,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:45,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538193185] [2021-07-09 20:41:45,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:45,771 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 70 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:45,771 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:45,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538193185] [2021-07-09 20:41:45,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538193185] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:45,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977896487] [2021-07-09 20:41:45,772 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:45,811 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:41:45,812 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:45,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-09 20:41:45,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 70 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:45,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977896487] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:45,923 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:45,923 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2021-07-09 20:41:45,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547318914] [2021-07-09 20:41:45,926 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-09 20:41:45,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:45,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-09 20:41:45,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-07-09 20:41:45,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:45,927 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:45,927 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:45,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:45,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:45,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:45,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:45,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:45,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:45,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:45,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:45,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:41:46,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-07-09 20:41:46,181 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:46,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:46,181 INFO L82 PathProgramCache]: Analyzing trace with hash -2115647200, now seen corresponding path program 9 times [2021-07-09 20:41:46,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:46,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40052322] [2021-07-09 20:41:46,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:46,847 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 2 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:46,847 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:46,847 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40052322] [2021-07-09 20:41:46,847 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40052322] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:46,847 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291165315] [2021-07-09 20:41:46,847 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:46,891 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-07-09 20:41:46,891 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:46,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 52 conjunts are in the unsatisfiable core [2021-07-09 20:41:46,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:48,225 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-07-09 20:41:48,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-07-09 20:41:48,229 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:41:48,232 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:41:48,233 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:41:48,233 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-07-09 20:41:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 2 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:48,338 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291165315] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:48,338 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:48,338 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 60 [2021-07-09 20:41:48,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227007590] [2021-07-09 20:41:48,339 INFO L462 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-07-09 20:41:48,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:48,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-07-09 20:41:48,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=279, Invalid=3261, Unknown=0, NotChecked=0, Total=3540 [2021-07-09 20:41:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:48,341 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:48,341 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 1.95) internal successors, (117), 60 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:48,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:48,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:48,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:48,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:48,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:48,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:48,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:48,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:41:48,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:41:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:41:52,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:52,157 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:52,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:52,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1480637681, now seen corresponding path program 10 times [2021-07-09 20:41:52,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:52,158 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115294145] [2021-07-09 20:41:52,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:52,996 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:52,996 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:52,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115294145] [2021-07-09 20:41:52,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115294145] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:52,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120437057] [2021-07-09 20:41:52,996 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:53,051 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:41:53,052 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:53,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 61 conjunts are in the unsatisfiable core [2021-07-09 20:41:53,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:54,788 INFO L354 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2021-07-09 20:41:54,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 90 treesize of output 34 [2021-07-09 20:41:54,799 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:41:54,803 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:41:54,803 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:41:54,804 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:93, output treesize:10 [2021-07-09 20:41:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:54,933 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120437057] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:54,933 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:54,933 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 66 [2021-07-09 20:41:54,934 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009137272] [2021-07-09 20:41:54,934 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-07-09 20:41:54,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:54,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-07-09 20:41:54,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=3972, Unknown=0, NotChecked=0, Total=4290 [2021-07-09 20:41:54,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:54,935 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:54,936 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 1.8636363636363635) internal successors, (123), 66 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:41:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:58,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:41:58,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:41:59,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-07-09 20:41:59,069 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:59,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:59,069 INFO L82 PathProgramCache]: Analyzing trace with hash 730870856, now seen corresponding path program 11 times [2021-07-09 20:41:59,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:59,070 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804027490] [2021-07-09 20:41:59,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 117 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:59,159 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:59,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804027490] [2021-07-09 20:41:59,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804027490] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:59,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1187655390] [2021-07-09 20:41:59,160 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:59,214 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-07-09 20:41:59,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:59,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-09 20:41:59,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 117 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:59,333 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1187655390] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:59,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:59,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 12 [2021-07-09 20:41:59,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125482845] [2021-07-09 20:41:59,333 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-09 20:41:59,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:59,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-09 20:41:59,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-07-09 20:41:59,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:59,334 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:59,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:41:59,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:41:59,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:41:59,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:59,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:41:59,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:41:59,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:41:59,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:41:59,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:41:59,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:41:59,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:41:59,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:41:59,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:41:59,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:41:59,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:41:59,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-07-09 20:41:59,553 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:59,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:59,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1965720192, now seen corresponding path program 12 times [2021-07-09 20:41:59,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:59,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428860977] [2021-07-09 20:41:59,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 2 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:00,649 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:00,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428860977] [2021-07-09 20:42:00,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428860977] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:00,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721964003] [2021-07-09 20:42:00,650 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:00,693 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-07-09 20:42:00,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:00,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 70 conjunts are in the unsatisfiable core [2021-07-09 20:42:00,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:03,094 INFO L354 Elim1Store]: treesize reduction 336, result has 0.3 percent of original size [2021-07-09 20:42:03,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 102 treesize of output 38 [2021-07-09 20:42:03,096 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:42:03,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:42:03,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:42:03,101 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:105, output treesize:10 [2021-07-09 20:42:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 2 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:03,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721964003] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:03,240 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:03,240 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 40] total 76 [2021-07-09 20:42:03,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134751171] [2021-07-09 20:42:03,241 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-07-09 20:42:03,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:03,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-07-09 20:42:03,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=384, Invalid=5316, Unknown=0, NotChecked=0, Total=5700 [2021-07-09 20:42:03,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:03,242 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:03,242 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 1.855263157894737) internal successors, (141), 76 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:03,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:08,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:08,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:08,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:08,833 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-09 20:42:08,833 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:42:08,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:42:08,833 INFO L82 PathProgramCache]: Analyzing trace with hash 1365762705, now seen corresponding path program 13 times [2021-07-09 20:42:08,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:42:08,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068818753] [2021-07-09 20:42:08,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:42:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:10,080 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:10,080 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068818753] [2021-07-09 20:42:10,080 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068818753] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:10,080 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626725051] [2021-07-09 20:42:10,080 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:10,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 77 conjunts are in the unsatisfiable core [2021-07-09 20:42:10,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:12,846 INFO L354 Elim1Store]: treesize reduction 432, result has 0.2 percent of original size [2021-07-09 20:42:12,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 114 treesize of output 42 [2021-07-09 20:42:12,851 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:42:12,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:42:12,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:42:12,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:117, output treesize:10 [2021-07-09 20:42:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:13,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626725051] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:13,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:13,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 82 [2021-07-09 20:42:13,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031456211] [2021-07-09 20:42:13,004 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-07-09 20:42:13,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:13,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-07-09 20:42:13,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=429, Invalid=6213, Unknown=0, NotChecked=0, Total=6642 [2021-07-09 20:42:13,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:13,006 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:13,006 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 1.7926829268292683) internal successors, (147), 82 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:42:13,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:19,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:19,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:19,900 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:19,900 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:42:19,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:42:19,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1579395752, now seen corresponding path program 14 times [2021-07-09 20:42:19,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:42:19,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225861597] [2021-07-09 20:42:19,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:42:19,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:19,999 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 176 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:19,999 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:20,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225861597] [2021-07-09 20:42:20,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225861597] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:20,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995026065] [2021-07-09 20:42:20,000 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:20,062 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:42:20,062 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:20,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-09 20:42:20,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:20,193 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 176 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:20,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995026065] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:20,193 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:20,193 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 14 [2021-07-09 20:42:20,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903267744] [2021-07-09 20:42:20,194 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-09 20:42:20,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:20,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-09 20:42:20,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2021-07-09 20:42:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:20,195 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:20,196 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:20,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:20,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:20,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:20,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:20,441 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-07-09 20:42:20,442 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:42:20,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:42:20,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1992168992, now seen corresponding path program 15 times [2021-07-09 20:42:20,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:42:20,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348164441] [2021-07-09 20:42:20,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:42:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 2 proven. 384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:21,963 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:21,963 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348164441] [2021-07-09 20:42:21,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348164441] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:21,963 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712301766] [2021-07-09 20:42:21,963 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 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 [2021-07-09 20:42:22,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-07-09 20:42:22,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:22,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 84 conjunts are in the unsatisfiable core [2021-07-09 20:42:22,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:25,607 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-07-09 20:42:25,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 122 treesize of output 46 [2021-07-09 20:42:25,610 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:42:25,613 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:42:25,614 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:42:25,614 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:125, output treesize:10 [2021-07-09 20:42:25,773 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 2 proven. 384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:25,773 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [712301766] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:25,773 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:25,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48] total 92 [2021-07-09 20:42:25,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937285715] [2021-07-09 20:42:25,774 INFO L462 AbstractCegarLoop]: Interpolant automaton has 92 states [2021-07-09 20:42:25,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:25,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2021-07-09 20:42:25,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=501, Invalid=7871, Unknown=0, NotChecked=0, Total=8372 [2021-07-09 20:42:25,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:25,776 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:25,776 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 92 states, 92 states have (on average 1.7934782608695652) internal successors, (165), 92 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:25,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:25,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:25,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:25,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:25,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:34,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:34,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:42:34,741 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:34,741 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:42:34,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:42:34,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1609117647, now seen corresponding path program 16 times [2021-07-09 20:42:34,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:42:34,742 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575217883] [2021-07-09 20:42:34,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:42:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:36,392 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:36,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575217883] [2021-07-09 20:42:36,392 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575217883] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:36,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1417891065] [2021-07-09 20:42:36,392 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 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 [2021-07-09 20:42:36,435 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:42:36,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:36,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 93 conjunts are in the unsatisfiable core [2021-07-09 20:42:36,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:40,496 INFO L354 Elim1Store]: treesize reduction 660, result has 0.2 percent of original size [2021-07-09 20:42:40,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 138 treesize of output 50 [2021-07-09 20:42:40,498 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:42:40,502 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:42:40,503 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:42:40,503 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:141, output treesize:10 [2021-07-09 20:42:40,673 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:40,674 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1417891065] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:40,674 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:40,674 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 98 [2021-07-09 20:42:40,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114874502] [2021-07-09 20:42:40,674 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-07-09 20:42:40,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:40,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-07-09 20:42:40,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=552, Invalid=8954, Unknown=0, NotChecked=0, Total=9506 [2021-07-09 20:42:40,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:40,677 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:40,677 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 1.7448979591836735) internal successors, (171), 98 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:42:40,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:42:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:42:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:42:50,545 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-07-09 20:42:50,546 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:42:50,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:42:50,546 INFO L82 PathProgramCache]: Analyzing trace with hash -725985016, now seen corresponding path program 17 times [2021-07-09 20:42:50,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:42:50,546 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220691734] [2021-07-09 20:42:50,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:42:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 247 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:50,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:50,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220691734] [2021-07-09 20:42:50,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220691734] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:50,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754403260] [2021-07-09 20:42:50,668 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 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 [2021-07-09 20:42:50,770 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-07-09 20:42:50,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:50,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-09 20:42:50,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 247 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:50,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754403260] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:50,908 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:50,908 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 16 [2021-07-09 20:42:50,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106354087] [2021-07-09 20:42:50,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-09 20:42:50,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:50,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-09 20:42:50,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2021-07-09 20:42:50,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:50,910 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:50,910 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:50,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:50,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:50,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:50,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:50,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:50,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:42:50,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:42:50,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:50,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:50,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:42:50,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:42:50,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:51,192 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-07-09 20:42:51,193 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:42:51,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:42:51,193 INFO L82 PathProgramCache]: Analyzing trace with hash 981536320, now seen corresponding path program 18 times [2021-07-09 20:42:51,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:42:51,193 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711683281] [2021-07-09 20:42:51,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:42:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 2 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:53,408 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:53,408 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711683281] [2021-07-09 20:42:53,408 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711683281] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:53,408 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759301840] [2021-07-09 20:42:53,408 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 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 [2021-07-09 20:42:53,459 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-07-09 20:42:53,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:53,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 100 conjunts are in the unsatisfiable core [2021-07-09 20:42:53,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:58,527 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-07-09 20:42:58,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 146 treesize of output 54 [2021-07-09 20:42:58,539 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:42:58,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:42:58,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:42:58,545 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:149, output treesize:10 [2021-07-09 20:42:58,753 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 2 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:58,753 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759301840] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:58,753 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:58,753 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 56] total 108 [2021-07-09 20:42:58,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653655983] [2021-07-09 20:42:58,754 INFO L462 AbstractCegarLoop]: Interpolant automaton has 108 states [2021-07-09 20:42:58,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:58,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2021-07-09 20:42:58,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=630, Invalid=10926, Unknown=0, NotChecked=0, Total=11556 [2021-07-09 20:42:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:58,757 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:58,757 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 108 states, 108 states have (on average 1.8148148148148149) internal successors, (196), 108 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:42:58,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:42:58,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:42:58,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:42:58,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:42:58,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:42:58,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:43:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:43:11,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:43:11,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:43:11,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:11,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:43:11,407 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-07-09 20:43:11,408 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:43:11,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:43:11,408 INFO L82 PathProgramCache]: Analyzing trace with hash 966231505, now seen corresponding path program 19 times [2021-07-09 20:43:11,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:43:11,408 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189252534] [2021-07-09 20:43:11,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:43:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:43:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:13,780 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:43:13,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189252534] [2021-07-09 20:43:13,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189252534] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:13,781 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130313978] [2021-07-09 20:43:13,781 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 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 [2021-07-09 20:43:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:43:13,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 109 conjunts are in the unsatisfiable core [2021-07-09 20:43:13,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:43:19,687 INFO L354 Elim1Store]: treesize reduction 936, result has 0.1 percent of original size [2021-07-09 20:43:19,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 162 treesize of output 58 [2021-07-09 20:43:19,689 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:43:19,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:43:19,693 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:43:19,693 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:165, output treesize:10 [2021-07-09 20:43:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:19,891 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130313978] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:19,891 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:43:19,891 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59] total 114 [2021-07-09 20:43:19,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898072179] [2021-07-09 20:43:19,891 INFO L462 AbstractCegarLoop]: Interpolant automaton has 114 states [2021-07-09 20:43:19,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:43:19,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2021-07-09 20:43:19,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=687, Invalid=12195, Unknown=0, NotChecked=0, Total=12882 [2021-07-09 20:43:19,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:19,894 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:43:19,894 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 114 states, 114 states have (on average 1.7105263157894737) internal successors, (195), 114 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:43:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:43:19,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:43:19,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:43:19,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:19,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:43:19,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:27,932 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 65 [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:32,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:43:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:43:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:43:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:43:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:43:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:43:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:43:32,964 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-07-09 20:43:32,965 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:43:32,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:43:32,965 INFO L82 PathProgramCache]: Analyzing trace with hash 499793768, now seen corresponding path program 20 times [2021-07-09 20:43:32,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:43:32,965 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636198769] [2021-07-09 20:43:32,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:43:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:43:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 330 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:33,126 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:43:33,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636198769] [2021-07-09 20:43:33,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636198769] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:33,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388814564] [2021-07-09 20:43:33,126 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 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 [2021-07-09 20:43:33,192 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:43:33,192 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:43:33,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-09 20:43:33,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:43:33,360 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 330 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:33,361 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388814564] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:33,361 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:43:33,361 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 18 [2021-07-09 20:43:33,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162037976] [2021-07-09 20:43:33,361 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-09 20:43:33,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:43:33,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-09 20:43:33,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2021-07-09 20:43:33,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:33,362 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:43:33,362 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 6.222222222222222) internal successors, (112), 18 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:43:33,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:43:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:43:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:43:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:43:33,625 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-07-09 20:43:33,626 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:43:33,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:43:33,626 INFO L82 PathProgramCache]: Analyzing trace with hash -479663456, now seen corresponding path program 21 times [2021-07-09 20:43:33,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:43:33,626 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848215523] [2021-07-09 20:43:33,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:43:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:43:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 2 proven. 704 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:36,640 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:43:36,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848215523] [2021-07-09 20:43:36,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848215523] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:36,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551027836] [2021-07-09 20:43:36,640 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 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 [2021-07-09 20:43:36,703 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2021-07-09 20:43:36,703 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:43:36,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 120 conjunts are in the unsatisfiable core [2021-07-09 20:43:36,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:43:43,660 INFO L354 Elim1Store]: treesize reduction 1066, result has 0.1 percent of original size [2021-07-09 20:43:43,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 170 treesize of output 62 [2021-07-09 20:43:43,663 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:43:43,667 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:43:43,667 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:43:43,667 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:173, output treesize:10 [2021-07-09 20:43:43,898 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 2 proven. 704 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:43,898 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551027836] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:43,898 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:43:43,898 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 64] total 124 [2021-07-09 20:43:43,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692781932] [2021-07-09 20:43:43,899 INFO L462 AbstractCegarLoop]: Interpolant automaton has 124 states [2021-07-09 20:43:43,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:43:43,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2021-07-09 20:43:43,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=779, Invalid=14473, Unknown=0, NotChecked=0, Total=15252 [2021-07-09 20:43:43,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:43,900 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:43:43,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 124 states, 124 states have (on average 1.717741935483871) internal successors, (213), 124 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:43,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:43:43,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:59,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:59,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:43:59,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:43:59,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:43:59,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:43:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:44:00,060 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:44:00,060 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:44:00,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:44:00,060 INFO L82 PathProgramCache]: Analyzing trace with hash 330564465, now seen corresponding path program 22 times [2021-07-09 20:44:00,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:44:00,061 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898293310] [2021-07-09 20:44:00,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:44:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:44:03,212 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 0 proven. 752 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:03,212 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:44:03,212 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898293310] [2021-07-09 20:44:03,213 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898293310] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:03,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471620930] [2021-07-09 20:44:03,213 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 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 [2021-07-09 20:44:03,263 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:44:03,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:44:03,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 125 conjunts are in the unsatisfiable core [2021-07-09 20:44:03,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:44:11,271 INFO L354 Elim1Store]: treesize reduction 1260, result has 0.1 percent of original size [2021-07-09 20:44:11,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 186 treesize of output 66 [2021-07-09 20:44:11,275 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:44:11,279 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:44:11,279 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:44:11,279 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:189, output treesize:10 [2021-07-09 20:44:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 0 proven. 752 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:11,515 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471620930] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:11,515 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:44:11,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 67] total 130 [2021-07-09 20:44:11,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793731654] [2021-07-09 20:44:11,516 INFO L462 AbstractCegarLoop]: Interpolant automaton has 130 states [2021-07-09 20:44:11,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:44:11,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2021-07-09 20:44:11,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=834, Invalid=15936, Unknown=0, NotChecked=0, Total=16770 [2021-07-09 20:44:11,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:11,518 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:44:11,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 130 states, 130 states have (on average 1.6846153846153846) internal successors, (219), 130 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:44:11,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:11,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:44:11,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:44:11,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:44:11,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:44:11,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:44:11,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:44:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:24,067 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2021-07-09 20:44:24,250 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 71 [2021-07-09 20:44:24,540 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 72 [2021-07-09 20:44:24,722 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 72 [2021-07-09 20:44:24,998 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 73 [2021-07-09 20:44:25,182 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 72 [2021-07-09 20:44:25,463 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2021-07-09 20:44:25,925 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 73 [2021-07-09 20:44:27,538 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-07-09 20:44:30,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:30,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:44:30,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:44:30,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:44:30,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:44:30,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:44:30,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:44:30,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:44:30,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:44:31,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-07-09 20:44:31,069 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:44:31,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:44:31,069 INFO L82 PathProgramCache]: Analyzing trace with hash -146186808, now seen corresponding path program 23 times [2021-07-09 20:44:31,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:44:31,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929520473] [2021-07-09 20:44:31,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:44:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:44:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 425 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:31,295 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:44:31,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929520473] [2021-07-09 20:44:31,296 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929520473] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:31,296 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102997805] [2021-07-09 20:44:31,296 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 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 [2021-07-09 20:44:31,379 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-07-09 20:44:31,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:44:31,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 34 conjunts are in the unsatisfiable core [2021-07-09 20:44:31,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:44:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 425 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:31,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102997805] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:31,565 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:44:31,565 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 20 [2021-07-09 20:44:31,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677765479] [2021-07-09 20:44:31,565 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-09 20:44:31,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:44:31,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-09 20:44:31,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2021-07-09 20:44:31,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:31,566 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:44:31,566 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 6.2) internal successors, (124), 20 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:44:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:31,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:44:31,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:44:31,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:44:31,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:44:31,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:44:31,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:44:31,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:44:31,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:44:31,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:44:31,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:44:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:44:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:44:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:44:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:44:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:44:31,828 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:44:31,829 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:44:31,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:44:31,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1336967424, now seen corresponding path program 24 times [2021-07-09 20:44:31,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:44:31,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028031183] [2021-07-09 20:44:31,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:44:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:44:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 2 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:35,468 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:44:35,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028031183] [2021-07-09 20:44:35,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028031183] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:35,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960970858] [2021-07-09 20:44:35,468 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 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 [2021-07-09 20:44:35,530 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-07-09 20:44:35,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:44:35,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 138 conjunts are in the unsatisfiable core [2021-07-09 20:44:35,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:44:45,485 INFO L354 Elim1Store]: treesize reduction 1410, result has 0.1 percent of original size [2021-07-09 20:44:45,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 194 treesize of output 70 [2021-07-09 20:44:45,489 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:44:45,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:44:45,494 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:44:45,494 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:197, output treesize:10 [2021-07-09 20:44:45,773 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 0 proven. 902 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:45,774 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1960970858] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:45,774 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:44:45,774 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 74] total 142 [2021-07-09 20:44:45,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091994086] [2021-07-09 20:44:45,774 INFO L462 AbstractCegarLoop]: Interpolant automaton has 142 states [2021-07-09 20:44:45,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:44:45,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 142 interpolants. [2021-07-09 20:44:45,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=933, Invalid=19089, Unknown=0, NotChecked=0, Total=20022 [2021-07-09 20:44:45,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:45,776 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:44:45,777 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 142 states, 142 states have (on average 1.6690140845070423) internal successors, (237), 142 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:44:45,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:44:45,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:58,205 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 72 [2021-07-09 20:44:58,591 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 75 [2021-07-09 20:44:58,932 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 75 [2021-07-09 20:44:59,274 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 76 [2021-07-09 20:44:59,674 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 79 [2021-07-09 20:45:00,022 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 79 [2021-07-09 20:45:00,373 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 80 [2021-07-09 20:45:00,769 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 80 [2021-07-09 20:45:01,120 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 79 [2021-07-09 20:45:01,474 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 78 [2021-07-09 20:45:01,855 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2021-07-09 20:45:02,375 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-07-09 20:45:02,576 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 75 [2021-07-09 20:45:02,872 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 76 [2021-07-09 20:45:03,068 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 76 [2021-07-09 20:45:03,353 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 77 [2021-07-09 20:45:03,547 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 76 [2021-07-09 20:45:03,828 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 77 [2021-07-09 20:45:04,032 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 76 [2021-07-09 20:45:04,308 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 77 [2021-07-09 20:45:04,505 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 76 [2021-07-09 20:45:04,794 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 77 [2021-07-09 20:45:04,994 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2021-07-09 20:45:05,284 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 77 [2021-07-09 20:45:05,494 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 76 [2021-07-09 20:45:05,779 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 77 [2021-07-09 20:45:05,982 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 76 [2021-07-09 20:45:06,270 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2021-07-09 20:45:06,755 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2021-07-09 20:45:07,768 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-07-09 20:45:09,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:45:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:45:09,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:45:10,134 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-07-09 20:45:10,135 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:45:10,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:45:10,135 INFO L82 PathProgramCache]: Analyzing trace with hash -942766223, now seen corresponding path program 25 times [2021-07-09 20:45:10,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:45:10,135 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946568148] [2021-07-09 20:45:10,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:45:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:45:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 2 proven. 1007 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:45:14,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:45:14,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946568148] [2021-07-09 20:45:14,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946568148] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:45:14,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99294292] [2021-07-09 20:45:14,204 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 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 [2021-07-09 20:45:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:45:14,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 142 conjunts are in the unsatisfiable core [2021-07-09 20:45:14,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:45:25,338 INFO L354 Elim1Store]: treesize reduction 1632, result has 0.1 percent of original size [2021-07-09 20:45:25,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 210 treesize of output 74 [2021-07-09 20:45:25,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:45:25,345 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:45:25,346 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:45:25,346 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:213, output treesize:10 [2021-07-09 20:45:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 2 proven. 1007 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:45:25,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99294292] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:45:25,667 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:45:25,667 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [76, 76] total 148 [2021-07-09 20:45:25,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659530130] [2021-07-09 20:45:25,667 INFO L462 AbstractCegarLoop]: Interpolant automaton has 148 states [2021-07-09 20:45:25,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:45:25,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 148 interpolants. [2021-07-09 20:45:25,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1005, Invalid=20751, Unknown=0, NotChecked=0, Total=21756 [2021-07-09 20:45:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:45:25,669 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:45:25,669 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 148 states, 148 states have (on average 1.6824324324324325) internal successors, (249), 148 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:45:25,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:45:25,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:45:25,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:45:25,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:45:25,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:45:25,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:45:25,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:45:25,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:45:25,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:45:38,635 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-07-09 20:45:38,967 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-07-09 20:45:39,307 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2021-07-09 20:45:39,698 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2021-07-09 20:45:40,048 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2021-07-09 20:45:40,404 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-07-09 20:45:40,802 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-07-09 20:45:41,151 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-07-09 20:45:41,501 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-07-09 20:45:42,024 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-07-09 20:45:42,285 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 79 [2021-07-09 20:45:42,961 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:45:43,164 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 79 [2021-07-09 20:45:43,477 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-07-09 20:45:43,681 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 80 [2021-07-09 20:45:43,970 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-07-09 20:45:44,174 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-07-09 20:45:44,461 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-07-09 20:45:44,666 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-07-09 20:45:44,963 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2021-07-09 20:45:45,173 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 80 [2021-07-09 20:45:45,467 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2021-07-09 20:45:45,678 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 80 [2021-07-09 20:45:45,972 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 81 [2021-07-09 20:45:46,186 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2021-07-09 20:45:46,492 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2021-07-09 20:45:46,707 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 80 [2021-07-09 20:45:47,009 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 81 [2021-07-09 20:45:47,224 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2021-07-09 20:45:47,540 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2021-07-09 20:45:47,757 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 80 [2021-07-09 20:45:48,074 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-07-09 20:45:48,291 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2021-07-09 20:45:48,616 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2021-07-09 20:45:48,838 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 80 [2021-07-09 20:45:49,154 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2021-07-09 20:45:49,374 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2021-07-09 20:45:49,698 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2021-07-09 20:45:50,235 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2021-07-09 20:45:50,472 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2021-07-09 20:45:50,803 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:45:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:45:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:45:51,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-07-09 20:45:51,612 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:45:51,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:45:51,612 INFO L82 PathProgramCache]: Analyzing trace with hash -1081448048, now seen corresponding path program 26 times [2021-07-09 20:45:51,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:45:51,612 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775589622] [2021-07-09 20:45:51,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:45:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:45:56,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1064 backedges. 0 proven. 1064 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:45:56,106 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:45:56,106 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775589622] [2021-07-09 20:45:56,106 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775589622] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:45:56,106 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795886467] [2021-07-09 20:45:56,106 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 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 [2021-07-09 20:45:56,161 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:45:56,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:45:56,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 149 conjunts are in the unsatisfiable core [2021-07-09 20:45:56,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:46:08,349 INFO L354 Elim1Store]: treesize reduction 1836, result has 0.1 percent of original size [2021-07-09 20:46:08,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 222 treesize of output 78 [2021-07-09 20:46:08,352 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:46:08,356 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:46:08,356 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:46:08,356 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:225, output treesize:10 [2021-07-09 20:46:08,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1064 backedges. 0 proven. 1064 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:46:08,647 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1795886467] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:46:08,647 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:46:08,647 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 79] total 154 [2021-07-09 20:46:08,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14225755] [2021-07-09 20:46:08,647 INFO L462 AbstractCegarLoop]: Interpolant automaton has 154 states [2021-07-09 20:46:08,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:46:08,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 154 interpolants. [2021-07-09 20:46:08,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1077, Invalid=22485, Unknown=0, NotChecked=0, Total=23562 [2021-07-09 20:46:08,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:08,649 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:46:08,649 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 154 states, 154 states have (on average 1.7012987012987013) internal successors, (262), 154 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:46:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:46:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:46:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:19,776 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-07-09 20:46:20,755 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-07-09 20:46:21,074 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-07-09 20:46:21,400 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2021-07-09 20:46:21,774 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2021-07-09 20:46:22,111 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2021-07-09 20:46:22,452 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-07-09 20:46:22,849 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 84 [2021-07-09 20:46:23,200 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 84 [2021-07-09 20:46:23,554 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2021-07-09 20:46:23,939 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 84 [2021-07-09 20:46:24,281 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 84 [2021-07-09 20:46:24,643 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 83 [2021-07-09 20:46:25,405 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2021-07-09 20:46:25,628 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 83 [2021-07-09 20:46:25,971 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 84 [2021-07-09 20:46:26,198 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 84 [2021-07-09 20:46:26,530 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 85 [2021-07-09 20:46:26,755 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 84 [2021-07-09 20:46:27,091 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 85 [2021-07-09 20:46:27,324 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 84 [2021-07-09 20:46:27,651 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 85 [2021-07-09 20:46:27,880 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 84 [2021-07-09 20:46:28,210 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-07-09 20:46:28,449 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 84 [2021-07-09 20:46:28,791 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 85 [2021-07-09 20:46:29,026 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-07-09 20:46:29,361 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 85 [2021-07-09 20:46:29,592 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 84 [2021-07-09 20:46:29,940 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 85 [2021-07-09 20:46:30,171 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 84 [2021-07-09 20:46:30,506 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 85 [2021-07-09 20:46:30,743 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 84 [2021-07-09 20:46:31,083 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2021-07-09 20:46:31,319 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 84 [2021-07-09 20:46:31,672 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 85 [2021-07-09 20:46:31,913 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2021-07-09 20:46:32,263 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-07-09 20:46:32,506 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2021-07-09 20:46:32,867 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2021-07-09 20:46:33,125 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-07-09 20:46:33,513 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2021-07-09 20:46:33,767 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 84 [2021-07-09 20:46:34,138 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 85 [2021-07-09 20:46:34,445 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 84 [2021-07-09 20:46:34,827 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2021-07-09 20:46:35,094 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 85 [2021-07-09 20:46:35,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:46:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:46:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:46:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:46:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:46:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:46:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:46:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-09 20:46:35,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-07-09 20:46:35,726 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:46:35,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:46:35,727 INFO L82 PathProgramCache]: Analyzing trace with hash -501264567, now seen corresponding path program 27 times [2021-07-09 20:46:35,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:46:35,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629424194] [2021-07-09 20:46:35,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:46:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:46:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 590 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:46:35,991 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:46:35,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629424194] [2021-07-09 20:46:35,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629424194] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:46:35,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1082508403] [2021-07-09 20:46:35,991 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 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 [2021-07-09 20:46:36,077 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-07-09 20:46:36,077 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:46:36,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-09 20:46:36,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:46:36,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 590 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:46:36,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1082508403] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:46:36,288 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:46:36,288 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 23 [2021-07-09 20:46:36,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100554362] [2021-07-09 20:46:36,289 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-09 20:46:36,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:46:36,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-09 20:46:36,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=253, Unknown=0, NotChecked=0, Total=506 [2021-07-09 20:46:36,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:36,290 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:46:36,290 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 6.173913043478261) internal successors, (142), 23 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:46:36,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-09 20:46:36,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:46:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:46:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:46:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:46:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:46:36,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:46:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:46:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:46:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:46:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:46:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:46:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-09 20:46:36,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-09 20:46:36,549 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:46:36,550 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:46:36,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:46:36,550 INFO L82 PathProgramCache]: Analyzing trace with hash 445299473, now seen corresponding path program 28 times [2021-07-09 20:46:36,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:46:36,550 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14121694] [2021-07-09 20:46:36,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:46:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:46:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1241 backedges. 2 proven. 1239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:46:41,680 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:46:41,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14121694] [2021-07-09 20:46:41,680 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14121694] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:46:41,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620548254] [2021-07-09 20:46:41,680 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 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 [2021-07-09 20:46:41,747 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:46:41,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:46:41,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 158 conjunts are in the unsatisfiable core [2021-07-09 20:46:41,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:46:56,123 INFO L354 Elim1Store]: treesize reduction 2052, result has 0.0 percent of original size [2021-07-09 20:46:56,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 0 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 171 case distinctions, treesize of input 234 treesize of output 82 [2021-07-09 20:46:56,127 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 20:46:56,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:46:56,131 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 20:46:56,131 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:237, output treesize:10 [2021-07-09 20:46:56,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1241 backedges. 2 proven. 1239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:46:56,457 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [620548254] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:46:56,457 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:46:56,457 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 84] total 164 [2021-07-09 20:46:56,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058249803] [2021-07-09 20:46:56,457 INFO L462 AbstractCegarLoop]: Interpolant automaton has 164 states [2021-07-09 20:46:56,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:46:56,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 164 interpolants. [2021-07-09 20:46:56,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=25556, Unknown=0, NotChecked=0, Total=26732 [2021-07-09 20:46:56,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:56,458 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:46:56,459 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 164 states, 164 states have (on average 1.6646341463414633) internal successors, (273), 164 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:46:56,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-09 20:46:56,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:47:06,646 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 60 [2021-07-09 20:47:10,207 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-07-09 20:47:10,563 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-07-09 20:47:10,911 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2021-07-09 20:47:11,324 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2021-07-09 20:47:11,691 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2021-07-09 20:47:12,060 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-07-09 20:47:12,484 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 84 [2021-07-09 20:47:12,870 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 84 [2021-07-09 20:47:13,249 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2021-07-09 20:47:13,686 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 87 [2021-07-09 20:47:14,076 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 87 [2021-07-09 20:47:14,470 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 88 [2021-07-09 20:47:14,890 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-07-09 20:47:15,270 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-07-09 20:47:15,660 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 89 [2021-07-09 20:47:16,208 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-07-09 20:47:16,509 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 87 [2021-07-09 20:47:17,271 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 89 [2021-07-09 20:47:17,514 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2021-07-09 20:47:17,888 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-07-09 20:47:18,135 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-09 20:47:18,550 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 89 [2021-07-09 20:47:18,874 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-07-09 20:47:19,291 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 89 [2021-07-09 20:47:19,539 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-07-09 20:47:19,897 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 89 [2021-07-09 20:47:20,155 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2021-07-09 20:47:20,522 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-07-09 20:47:20,771 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 88 [2021-07-09 20:47:21,140 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-07-09 20:47:21,390 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2021-07-09 20:47:21,765 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 89 [2021-07-09 20:47:22,018 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-07-09 20:47:22,380 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 89 [2021-07-09 20:47:22,643 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2021-07-09 20:47:23,021 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 89 [2021-07-09 20:47:23,283 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2021-07-09 20:47:23,667 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 89 [2021-07-09 20:47:23,930 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 88 [2021-07-09 20:47:24,319 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 89 [2021-07-09 20:47:24,591 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2021-07-09 20:47:24,981 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 89 [2021-07-09 20:47:25,246 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2021-07-09 20:47:25,639 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 89 [2021-07-09 20:47:25,913 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 88 [2021-07-09 20:47:26,319 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2021-07-09 20:47:26,595 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 88 [2021-07-09 20:47:26,998 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2021-07-09 20:47:27,271 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2021-07-09 20:47:27,677 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 89 [2021-07-09 20:47:27,966 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-07-09 20:47:28,386 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2021-07-09 20:47:28,675 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 89 [2021-07-09 20:47:29,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-07-09 20:47:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-09 20:47:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-07-09 20:47:29,345 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2021-07-09 20:47:29,346 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:47:29,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:47:29,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1331880976, now seen corresponding path program 29 times [2021-07-09 20:47:29,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:47:29,346 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976208473] [2021-07-09 20:47:29,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:47:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:47:34,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 0 proven. 1302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:47:34,982 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:47:34,982 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976208473] [2021-07-09 20:47:34,983 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976208473] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:47:34,983 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794982953] [2021-07-09 20:47:34,983 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 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 [2021-07-09 20:47:35,060 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2021-07-09 20:47:35,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:47:35,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 166 conjunts are in the unsatisfiable core [2021-07-09 20:47:35,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:47:54,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:54,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 20:47:55,267 INFO L244 Elim1Store]: Index analysis took 627 ms [2021-07-09 20:48:00,745 WARN L205 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 940 [2021-07-09 20:48:00,746 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 20:48:00,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 570 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 210 case distinctions, treesize of input 242 treesize of output 2564 [2021-07-09 20:48:01,401 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 343 [2021-07-09 20:48:01,506 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 343 [2021-07-09 20:48:03,254 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2021-07-09 20:48:03,481 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 567 [2021-07-09 20:48:03,693 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 567 [2021-07-09 20:48:04,011 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 621 [2021-07-09 20:48:04,343 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 695 [2021-07-09 20:48:04,985 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 398 [2021-07-09 20:48:05,148 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 445 [2021-07-09 20:48:05,356 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2021-07-09 20:48:05,629 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 551 [2021-07-09 20:48:05,950 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 606 [2021-07-09 20:48:06,353 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 663 [2021-07-09 20:48:06,828 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 698 [2021-07-09 20:48:07,310 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 404 [2021-07-09 20:48:07,458 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 454 [2021-07-09 20:48:07,644 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 504 [2021-07-09 20:48:07,875 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-07-09 20:48:08,149 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 588 [2021-07-09 20:48:08,489 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 643 DAG size of output: 643 [2021-07-09 20:48:09,370 WARN L205 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 797 [2021-07-09 20:48:10,447 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 862 DAG size of output: 862 [2021-07-09 20:48:11,691 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-07-09 20:48:12,268 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 409 [2021-07-09 20:48:12,419 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 456 [2021-07-09 20:48:12,605 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 505 [2021-07-09 20:48:12,839 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-07-09 20:48:13,127 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 612 [2021-07-09 20:48:13,819 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 398 [2021-07-09 20:48:14,042 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2021-07-09 20:48:14,322 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2021-07-09 20:48:14,706 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 550 [2021-07-09 20:48:15,227 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 622 [2021-07-09 20:48:15,881 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 678 [2021-07-09 20:48:16,751 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 707 DAG size of output: 725 [2021-07-09 20:48:17,369 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 369 [2021-07-09 20:48:17,532 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 425 [2021-07-09 20:48:17,772 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 448 [2021-07-09 20:48:18,129 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 492 [2021-07-09 20:48:18,640 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 579 [2021-07-09 20:48:19,273 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 637 DAG size of output: 652 [2021-07-09 20:48:20,113 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 700 [2021-07-09 20:48:21,146 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 731 DAG size of output: 757 [2021-07-09 20:48:23,238 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 835 DAG size of output: 858 [2021-07-09 20:48:25,788 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 901 DAG size of output: 924 [2021-07-09 20:48:26,328 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 370 [2021-07-09 20:48:26,484 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 409 [2021-07-09 20:48:26,680 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 450 [2021-07-09 20:48:30,369 WARN L205 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 1350 DAG size of output: 1373 [2021-07-09 20:48:34,975 WARN L205 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 1411 DAG size of output: 1473 [2021-07-09 20:48:41,826 WARN L205 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 1672 DAG size of output: 1732 [2021-07-09 20:48:50,011 WARN L205 SmtUtils]: Spent 8.17 s on a formula simplification. DAG size of input: 1812 DAG size of output: 1871 [2021-07-09 20:48:58,158 WARN L205 SmtUtils]: Spent 8.14 s on a formula simplification. DAG size of input: 1812 DAG size of output: 1871 [2021-07-09 20:49:07,698 WARN L205 SmtUtils]: Spent 9.47 s on a formula simplification. DAG size of input: 1830 DAG size of output: 1888 [2021-07-09 20:49:21,593 WARN L205 SmtUtils]: Spent 13.88 s on a formula simplification. DAG size of input: 1890 DAG size of output: 2321 [2021-07-09 20:49:32,392 WARN L205 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 1823 DAG size of output: 2264 [2021-07-09 20:49:44,073 WARN L205 SmtUtils]: Spent 11.66 s on a formula simplification. DAG size of input: 1675 DAG size of output: 2017 [2021-07-09 20:49:54,637 WARN L205 SmtUtils]: Spent 10.55 s on a formula simplification. DAG size of input: 1620 DAG size of output: 1999 [2021-07-09 20:49:55,390 WARN L205 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 1540 DAG size of output: 1540 [2021-07-09 20:50:02,997 WARN L205 SmtUtils]: Spent 7.60 s on a formula simplification. DAG size of input: 1422 DAG size of output: 1797 [2021-07-09 20:50:03,575 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 1336 DAG size of output: 1336 [2021-07-09 20:50:04,414 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 752 [2021-07-09 20:50:04,801 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 747 [2021-07-09 20:50:04,987 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 404 [2021-07-09 20:50:05,530 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 429 [2021-07-09 20:50:05,726 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 482 [2021-07-09 20:50:06,339 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 607 [2021-07-09 20:50:07,013 WARN L205 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 696 [2021-07-09 20:50:08,146 WARN L205 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 725 [2021-07-09 20:50:09,805 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 1024 DAG size of output: 1047 [2021-07-09 20:50:12,400 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 1197 DAG size of output: 1219 [2021-07-09 20:50:15,523 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 1127 DAG size of output: 1324 [2021-07-09 20:50:15,654 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 821 [2021-07-09 20:50:16,312 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 628 DAG size of output: 628 [2021-07-09 20:50:16,535 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 775 DAG size of output: 775 [2021-07-09 20:50:16,864 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 428 [2021-07-09 20:50:17,014 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 477 [2021-07-09 20:50:17,244 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 514 [2021-07-09 20:50:18,853 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 563 DAG size of output: 637 [2021-07-09 20:50:19,073 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 552 [2021-07-09 20:50:19,517 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 311 [2021-07-09 20:50:19,664 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 328 [2021-07-09 20:50:20,126 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 332 [2021-07-09 20:50:20,324 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 382 [2021-07-09 20:50:20,825 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 464 [2021-07-09 20:50:21,358 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 529 [2021-07-09 20:50:22,389 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 587 [2021-07-09 20:50:24,142 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 763 DAG size of output: 826 [2021-07-09 20:50:24,485 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 432 [2021-07-09 20:50:25,041 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 388 [2021-07-09 20:50:25,296 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 425 [2021-07-09 20:50:25,791 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 513 [2021-07-09 20:50:26,417 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 622 [2021-07-09 20:50:27,838 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 710 DAG size of output: 772 [2021-07-09 20:50:31,443 WARN L205 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 1031 DAG size of output: 1138 [2021-07-09 20:50:36,975 WARN L205 SmtUtils]: Spent 5.53 s on a formula simplification. DAG size of input: 1122 DAG size of output: 1257 [2021-07-09 20:50:44,367 WARN L205 SmtUtils]: Spent 7.20 s on a formula simplification. DAG size of input: 1516 DAG size of output: 1657 [2021-07-09 20:50:53,442 WARN L205 SmtUtils]: Spent 9.07 s on a formula simplification. DAG size of input: 1600 DAG size of output: 1757 [2021-07-09 20:51:06,294 WARN L205 SmtUtils]: Spent 12.84 s on a formula simplification. DAG size of input: 2081 DAG size of output: 2265 [2021-07-09 20:51:24,792 WARN L205 SmtUtils]: Spent 18.49 s on a formula simplification. DAG size of input: 2666 DAG size of output: 2862 [2021-07-09 20:51:51,013 WARN L205 SmtUtils]: Spent 26.20 s on a formula simplification. DAG size of input: 3254 DAG size of output: 3490 [2021-07-09 20:51:51,162 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 494 DAG size of output: 505 [2021-07-09 20:51:51,332 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 498 [2021-07-09 20:51:51,900 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 602 [2021-07-09 20:51:52,181 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 651 [2021-07-09 20:51:52,596 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 688 DAG size of output: 709 [2021-07-09 20:51:53,214 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 810 DAG size of output: 830 [2021-07-09 20:51:53,756 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 443 [2021-07-09 20:51:54,714 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 956 DAG size of output: 980 [2021-07-09 20:51:55,994 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1006 DAG size of output: 1035 [2021-07-09 20:52:27,702 WARN L205 SmtUtils]: Spent 31.70 s on a formula simplification. DAG size of input: 3580 DAG size of output: 3936 [2021-07-09 20:53:10,949 WARN L205 SmtUtils]: Spent 43.23 s on a formula simplification. DAG size of input: 4181 DAG size of output: 4620 [2021-07-09 20:54:07,576 WARN L205 SmtUtils]: Spent 56.60 s on a formula simplification. DAG size of input: 4729 DAG size of output: 5323 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown