/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-more/sum-fun-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 06:05:06,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 06:05:06,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 06:05:06,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-13 06:05:06,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-13 06:05:06,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-13 06:05:06,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-13 06:05:06,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-13 06:05:06,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-13 06:05:06,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-13 06:05:06,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-13 06:05:06,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-13 06:05:06,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-13 06:05:06,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-13 06:05:06,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-13 06:05:06,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-13 06:05:06,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-13 06:05:06,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-13 06:05:06,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-13 06:05:06,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-13 06:05:06,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-13 06:05:06,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-13 06:05:06,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-13 06:05:06,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-13 06:05:06,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-13 06:05:06,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-13 06:05:06,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-13 06:05:06,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-13 06:05:06,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-13 06:05:06,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-13 06:05:06,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-13 06:05:06,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-13 06:05:06,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-13 06:05:06,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-13 06:05:06,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-13 06:05:06,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-13 06:05:06,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-13 06:05:06,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-13 06:05:06,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 06:05:06,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 06:05:06,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 06:05:06,227 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 [2021-06-13 06:05:06,267 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 06:05:06,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 06:05:06,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-13 06:05:06,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-13 06:05:06,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 06:05:06,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 06:05:06,270 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 06:05:06,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 06:05:06,270 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 06:05:06,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 06:05:06,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 06:05:06,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 06:05:06,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 06:05:06,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 06:05:06,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 06:05:06,272 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 06:05:06,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 06:05:06,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 06:05:06,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 06:05:06,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 06:05:06,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 06:05:06,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 06:05:06,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 06:05:06,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-13 06:05:06,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-13 06:05:06,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 06:05:06,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 06:05:06,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 06:05:06,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 06:05:06,536 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-13 06:05:06,537 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-13 06:05:06,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun-alt.wvr.bpl [2021-06-13 06:05:06,538 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun-alt.wvr.bpl' [2021-06-13 06:05:06,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 06:05:06,568 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-13 06:05:06,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 06:05:06,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 06:05:06,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 06:05:06,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 06:05:06,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 06:05:06,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 06:05:06,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 06:05:06,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... [2021-06-13 06:05:06,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 06:05:06,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 06:05:06,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 06:05:06,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 06:05:06,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 06:05:06,676 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-13 06:05:06,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-13 06:05:06,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-13 06:05:06,677 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-13 06:05:06,677 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-13 06:05:06,677 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-13 06:05:06,677 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-13 06:05:06,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 06:05:06,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 06:05:06,677 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-13 06:05:06,677 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-13 06:05:06,677 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-13 06:05:06,678 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 06:05:06,879 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 06:05:06,879 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-13 06:05:06,881 INFO L202 PluginConnector]: Adding new model sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 06:05:06 BoogieIcfgContainer [2021-06-13 06:05:06,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 06:05:06,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 06:05:06,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 06:05:06,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 06:05:06,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.06 06:05:06" (1/2) ... [2021-06-13 06:05:06,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@279fe189 and model type sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 06:05:06, skipping insertion in model container [2021-06-13 06:05:06,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 06:05:06" (2/2) ... [2021-06-13 06:05:06,885 INFO L111 eAbstractionObserver]: Analyzing ICFG sum-fun-alt.wvr.bpl [2021-06-13 06:05:06,889 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-13 06:05:06,889 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 06:05:06,889 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-13 06:05:06,890 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 06:05:06,941 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-13 06:05:06,969 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 [2021-06-13 06:05:07,009 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 06:05:07,010 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 06:05:07,010 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 06:05:07,010 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 06:05:07,010 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 06:05:07,010 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 06:05:07,010 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 06:05:07,010 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 06:05:07,016 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 36 places, 29 transitions, 82 flow [2021-06-13 06:05:07,041 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 114 states, 112 states have (on average 2.8035714285714284) internal successors, (314), 113 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:07,049 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:07,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:07,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1883086971, now seen corresponding path program 1 times [2021-06-13 06:05:07,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:07,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259550164] [2021-06-13 06:05:07,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:07,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-13 06:05:07,256 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:07,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259550164] [2021-06-13 06:05:07,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259550164] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:07,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1569589983] [2021-06-13 06:05:07,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:07,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-13 06:05:07,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:07,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-13 06:05:07,434 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1569589983] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:07,434 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:07,434 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-13 06:05:07,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503698793] [2021-06-13 06:05:07,440 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 06:05:07,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:07,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 06:05:07,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-13 06:05:07,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:07,454 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:07,454 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:07,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:07,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:07,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-13 06:05:07,762 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:07,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:07,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1950030665, now seen corresponding path program 2 times [2021-06-13 06:05:07,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:07,763 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928530464] [2021-06-13 06:05:07,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:07,902 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:07,902 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:07,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928530464] [2021-06-13 06:05:07,903 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928530464] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:07,903 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1868005856] [2021-06-13 06:05:07,903 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:07,981 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-13 06:05:07,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:07,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-13 06:05:07,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:08,161 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:08,161 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1868005856] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:08,161 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:08,161 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2021-06-13 06:05:08,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643858340] [2021-06-13 06:05:08,163 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-13 06:05:08,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:08,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-13 06:05:08,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-06-13 06:05:08,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:08,167 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:08,167 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.75) internal successors, (44), 16 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:08,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:08,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:08,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:08,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:08,526 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:08,526 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:08,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:08,527 INFO L82 PathProgramCache]: Analyzing trace with hash -425896557, now seen corresponding path program 3 times [2021-06-13 06:05:08,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:08,527 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972474982] [2021-06-13 06:05:08,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:08,598 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-13 06:05:08,599 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:08,599 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972474982] [2021-06-13 06:05:08,599 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972474982] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:08,599 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020798317] [2021-06-13 06:05:08,599 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:08,658 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-13 06:05:08,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:08,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-13 06:05:08,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-13 06:05:08,809 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020798317] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:08,809 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:08,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 15 [2021-06-13 06:05:08,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340373542] [2021-06-13 06:05:08,810 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-13 06:05:08,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:08,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-13 06:05:08,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-13 06:05:08,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:08,811 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:08,811 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:08,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:08,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:08,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:09,125 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:09,126 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:09,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:09,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1668783591, now seen corresponding path program 4 times [2021-06-13 06:05:09,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:09,127 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560952147] [2021-06-13 06:05:09,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:09,723 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:09,723 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:09,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560952147] [2021-06-13 06:05:09,724 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560952147] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:09,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070071563] [2021-06-13 06:05:09,724 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 [2021-06-13 06:05:09,759 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-13 06:05:09,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:09,760 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 48 conjunts are in the unsatisfiable core [2021-06-13 06:05:09,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:10,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:10,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:10,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:10,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:10,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:10,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 17 [2021-06-13 06:05:10,361 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-13 06:05:10,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 06:05:10,367 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-13 06:05:10,367 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:46, output treesize:3 [2021-06-13 06:05:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:10,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1070071563] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:10,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:10,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-06-13 06:05:10,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754541903] [2021-06-13 06:05:10,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-13 06:05:10,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:10,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-13 06:05:10,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=704, Unknown=0, NotChecked=0, Total=812 [2021-06-13 06:05:10,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:10,408 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:10,408 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.310344827586207) internal successors, (67), 29 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:10,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:10,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:10,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:10,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:11,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:11,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:11,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:11,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:11,225 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:11,225 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:11,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:11,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1494163601, now seen corresponding path program 5 times [2021-06-13 06:05:11,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:11,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41034259] [2021-06-13 06:05:11,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:11,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:11,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41034259] [2021-06-13 06:05:11,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41034259] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:11,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506906581] [2021-06-13 06:05:11,987 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 [2021-06-13 06:05:12,030 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-13 06:05:12,030 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:12,031 WARN L261 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-13 06:05:12,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:13,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:13,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:13,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:13,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:13,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:14,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 21 [2021-06-13 06:05:14,001 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-13 06:05:14,008 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 06:05:14,010 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-13 06:05:14,011 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:74, output treesize:3 [2021-06-13 06:05:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:14,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506906581] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:14,037 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:14,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 38 [2021-06-13 06:05:14,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929408395] [2021-06-13 06:05:14,038 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-13 06:05:14,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:14,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-13 06:05:14,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1303, Unknown=0, NotChecked=0, Total=1406 [2021-06-13 06:05:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:14,040 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:14,040 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.210526315789474) internal successors, (84), 38 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:14,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:14,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:14,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:14,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:14,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:16,134 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 69 [2021-06-13 06:05:16,427 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2021-06-13 06:05:17,219 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2021-06-13 06:05:17,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:17,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:17,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:17,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:17,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-13 06:05:17,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:17,696 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:17,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:17,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1862995709, now seen corresponding path program 6 times [2021-06-13 06:05:17,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:17,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425897489] [2021-06-13 06:05:17,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 49 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:17,880 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:17,880 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425897489] [2021-06-13 06:05:17,880 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425897489] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:17,880 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889244265] [2021-06-13 06:05:17,880 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 [2021-06-13 06:05:17,930 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-13 06:05:17,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:17,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-13 06:05:17,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:18,393 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 64 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:18,393 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889244265] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:18,393 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:18,394 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 38 [2021-06-13 06:05:18,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946076647] [2021-06-13 06:05:18,396 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-13 06:05:18,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:18,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-13 06:05:18,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=1163, Unknown=0, NotChecked=0, Total=1406 [2021-06-13 06:05:18,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:18,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:18,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.289473684210526) internal successors, (87), 38 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:18,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:18,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:18,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:18,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:18,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-13 06:05:18,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:18,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:19,187 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:19,188 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:19,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:19,188 INFO L82 PathProgramCache]: Analyzing trace with hash -873629873, now seen corresponding path program 7 times [2021-06-13 06:05:19,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:19,188 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423404699] [2021-06-13 06:05:19,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:19,421 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 90 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:19,422 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:19,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423404699] [2021-06-13 06:05:19,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423404699] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:19,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632302653] [2021-06-13 06:05:19,422 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 [2021-06-13 06:05:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:19,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-13 06:05:19,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 98 proven. 81 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-06-13 06:05:20,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632302653] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:20,048 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:20,048 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 22] total 46 [2021-06-13 06:05:20,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686045885] [2021-06-13 06:05:20,048 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-06-13 06:05:20,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:20,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-06-13 06:05:20,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=1796, Unknown=0, NotChecked=0, Total=2070 [2021-06-13 06:05:20,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:20,049 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:20,049 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 2.391304347826087) internal successors, (110), 46 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:20,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:20,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:20,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:20,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:20,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:20,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:20,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:20,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:20,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:20,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:20,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:20,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:20,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:20,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:20,865 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-13 06:05:20,865 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:20,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:20,866 INFO L82 PathProgramCache]: Analyzing trace with hash -283197995, now seen corresponding path program 8 times [2021-06-13 06:05:20,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:20,866 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053767748] [2021-06-13 06:05:20,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:21,144 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 90 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:21,144 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:21,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053767748] [2021-06-13 06:05:21,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053767748] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:21,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752302997] [2021-06-13 06:05:21,144 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 [2021-06-13 06:05:21,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-13 06:05:21,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:21,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-13 06:05:21,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:21,792 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 88 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-13 06:05:21,792 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1752302997] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:21,792 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:21,792 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 51 [2021-06-13 06:05:21,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001713328] [2021-06-13 06:05:21,793 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-13 06:05:21,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:21,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-13 06:05:21,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=472, Invalid=2078, Unknown=0, NotChecked=0, Total=2550 [2021-06-13 06:05:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:21,794 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:21,794 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.2549019607843137) internal successors, (115), 51 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:21,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:22,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:22,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:22,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:22,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:22,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:22,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:22,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:22,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-13 06:05:22,378 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:22,379 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:22,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:22,379 INFO L82 PathProgramCache]: Analyzing trace with hash -827918575, now seen corresponding path program 9 times [2021-06-13 06:05:22,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:22,379 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997573540] [2021-06-13 06:05:22,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:24,300 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 36 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:24,300 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:24,300 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997573540] [2021-06-13 06:05:24,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997573540] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:24,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312519329] [2021-06-13 06:05:24,301 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 [2021-06-13 06:05:24,353 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2021-06-13 06:05:24,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:24,354 WARN L261 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 119 conjunts are in the unsatisfiable core [2021-06-13 06:05:24,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:26,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:26,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:26,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:26,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:26,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 78 disjoint index pairs (out of 120 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 33 [2021-06-13 06:05:26,377 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-13 06:05:26,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 06:05:26,385 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-13 06:05:26,385 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:106, output treesize:13 [2021-06-13 06:05:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:26,476 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1312519329] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:26,476 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:26,476 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 35] total 64 [2021-06-13 06:05:26,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536547078] [2021-06-13 06:05:26,477 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-06-13 06:05:26,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:26,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-06-13 06:05:26,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=405, Invalid=3627, Unknown=0, NotChecked=0, Total=4032 [2021-06-13 06:05:26,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:26,478 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:26,478 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 2.0625) internal successors, (132), 64 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-13 06:05:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:28,683 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 103 [2021-06-13 06:05:28,894 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 105 [2021-06-13 06:05:29,114 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 104 [2021-06-13 06:05:29,329 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 115 [2021-06-13 06:05:29,541 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 113 [2021-06-13 06:05:29,840 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 119 [2021-06-13 06:05:30,039 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 121 [2021-06-13 06:05:30,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-13 06:05:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-13 06:05:30,556 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:30,557 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:30,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:30,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1196767599, now seen corresponding path program 10 times [2021-06-13 06:05:30,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:30,557 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692759798] [2021-06-13 06:05:30,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:32,857 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 52 proven. 326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:32,857 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:32,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692759798] [2021-06-13 06:05:32,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692759798] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:32,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776586045] [2021-06-13 06:05:32,858 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 [2021-06-13 06:05:32,903 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-13 06:05:32,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:32,909 WARN L261 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 128 conjunts are in the unsatisfiable core [2021-06-13 06:05:32,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:35,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:35,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:35,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:35,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:35,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 105 disjoint index pairs (out of 153 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 37 [2021-06-13 06:05:35,372 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-13 06:05:35,376 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 06:05:35,377 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-13 06:05:35,377 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:107, output treesize:3 [2021-06-13 06:05:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:35,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776586045] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:35,416 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:35,416 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36] total 69 [2021-06-13 06:05:35,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191404904] [2021-06-13 06:05:35,416 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-06-13 06:05:35,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:35,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-06-13 06:05:35,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=4331, Unknown=0, NotChecked=0, Total=4692 [2021-06-13 06:05:35,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:35,417 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:35,418 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 2.1449275362318843) internal successors, (148), 69 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-13 06:05:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:38,738 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 117 [2021-06-13 06:05:38,990 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 115 [2021-06-13 06:05:39,232 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2021-06-13 06:05:39,495 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 125 [2021-06-13 06:05:39,803 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 131 [2021-06-13 06:05:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:40,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:40,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:40,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-13 06:05:40,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-13 06:05:40,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-13 06:05:40,442 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-13 06:05:40,443 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:40,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:40,443 INFO L82 PathProgramCache]: Analyzing trace with hash 179821073, now seen corresponding path program 11 times [2021-06-13 06:05:40,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:40,443 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872310488] [2021-06-13 06:05:40,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:43,115 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 72 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:43,115 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:43,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872310488] [2021-06-13 06:05:43,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872310488] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:43,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919250465] [2021-06-13 06:05:43,116 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 [2021-06-13 06:05:43,173 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-06-13 06:05:43,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:43,175 WARN L261 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 144 conjunts are in the unsatisfiable core [2021-06-13 06:05:43,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:05:46,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:46,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:46,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-13 06:05:46,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:05:46,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 136 disjoint index pairs (out of 190 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 41 [2021-06-13 06:05:46,255 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-13 06:05:46,258 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 06:05:46,259 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-13 06:05:46,259 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:119, output treesize:3 [2021-06-13 06:05:46,299 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 494 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:46,299 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919250465] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:46,299 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-13 06:05:46,299 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 40] total 77 [2021-06-13 06:05:46,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122069645] [2021-06-13 06:05:46,300 INFO L462 AbstractCegarLoop]: Interpolant automaton has 77 states [2021-06-13 06:05:46,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 06:05:46,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2021-06-13 06:05:46,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=445, Invalid=5407, Unknown=0, NotChecked=0, Total=5852 [2021-06-13 06:05:46,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:46,301 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 06:05:46,301 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 77 states, 77 states have (on average 2.1298701298701297) internal successors, (164), 77 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 06:05:46,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:46,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-13 06:05:46,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 06:05:50,243 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 127 [2021-06-13 06:05:50,497 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 122 [2021-06-13 06:05:50,758 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 141 [2021-06-13 06:05:51,044 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 137 [2021-06-13 06:05:51,384 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 146 [2021-06-13 06:05:51,624 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 145 [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-13 06:05:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-13 06:05:52,224 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-13 06:05:52,225 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 06:05:52,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 06:05:52,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1689767535, now seen corresponding path program 12 times [2021-06-13 06:05:52,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 06:05:52,225 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983292079] [2021-06-13 06:05:52,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 06:05:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 06:05:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 138 proven. 488 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 06:05:55,526 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 06:05:55,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983292079] [2021-06-13 06:05:55,527 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983292079] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-13 06:05:55,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642189189] [2021-06-13 06:05:55,527 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 [2021-06-13 06:05:55,595 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2021-06-13 06:05:55,595 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-13 06:05:55,598 WARN L261 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 165 conjunts are in the unsatisfiable core [2021-06-13 06:05:55,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-13 06:06:01,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:01,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-13 06:06:02,133 INFO L244 Elim1Store]: Index analysis took 283 ms [2021-06-13 06:06:03,467 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 490 [2021-06-13 06:06:03,467 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 06:06:03,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 423 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 105 case distinctions, treesize of input 151 treesize of output 1143 [2021-06-13 06:06:04,240 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 1076 DAG size of output: 874 [2021-06-13 06:06:04,831 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 1088 DAG size of output: 885 [2021-06-13 06:06:06,897 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 2723 DAG size of output: 1933 [2021-06-13 06:06:08,996 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 2727 DAG size of output: 1937 [2021-06-13 06:06:12,589 WARN L205 SmtUtils]: Spent 3.28 s on a formula simplification. DAG size of input: 3640 DAG size of output: 2306 [2021-06-13 06:06:16,585 WARN L205 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 3684 DAG size of output: 2350 [2021-06-13 06:06:19,403 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 2127 DAG size of output: 2119 [2021-06-13 06:06:24,395 WARN L205 SmtUtils]: Spent 4.83 s on a formula simplification. DAG size of input: 3261 DAG size of output: 2895 [2021-06-13 06:06:29,749 WARN L205 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 3304 DAG size of output: 2939 [2021-06-13 06:06:32,976 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 2904 DAG size of output: 2892 [2021-06-13 06:06:36,190 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 2904 DAG size of output: 2892 [2021-06-13 06:06:39,982 WARN L205 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 2922 DAG size of output: 2910 [2021-06-13 06:09:16,028 WARN L205 SmtUtils]: Spent 2.57 m on a formula simplification. DAG size of input: 28951 DAG size of output: 16605 [2021-06-13 06:12:04,865 WARN L205 SmtUtils]: Spent 2.79 m on a formula simplification. DAG size of input: 28958 DAG size of output: 16610 [2021-06-13 06:15:37,891 WARN L205 SmtUtils]: Spent 3.55 m on a formula simplification. DAG size of input: 16496 DAG size of output: 19014 [2021-06-13 06:18:33,161 WARN L205 SmtUtils]: Spent 2.92 m on a formula simplification. DAG size of input: 15605 DAG size of output: 17887 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown