/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-mult.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-b7a4f01caba76767183cf06280be652b0b124764-b7a4f01 [2021-06-07 16:30:03,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 16:30:03,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 16:30:03,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-07 16:30:03,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-07 16:30:03,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-07 16:30:03,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-07 16:30:03,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-07 16:30:03,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-07 16:30:03,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-07 16:30:03,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-07 16:30:03,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-07 16:30:03,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-07 16:30:03,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-07 16:30:03,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-07 16:30:03,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-07 16:30:03,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-07 16:30:03,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-07 16:30:03,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-07 16:30:03,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-07 16:30:03,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-07 16:30:03,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-07 16:30:03,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-07 16:30:03,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-07 16:30:03,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-07 16:30:03,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-07 16:30:03,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-07 16:30:03,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-07 16:30:03,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Lockstep.epf [2021-06-07 16:30:03,558 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 16:30:03,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 16:30:03,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 16:30:03,559 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 16:30:03,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 16:30:03,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 16:30:03,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 16:30:03,560 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 16:30:03,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 16:30:03,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 16:30:03,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 16:30:03,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 16:30:03,562 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-07 16:30:03,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 16:30:03,562 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 16:30:03,562 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 16:30:03,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 16:30:03,562 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 16:30:03,562 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 16:30:03,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 16:30:03,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 16:30:03,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 16:30:03,801 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-07 16:30:03,801 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-07 16:30:03,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-mult.wvr.bpl [2021-06-07 16:30:03,810 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-mult.wvr.bpl' [2021-06-07 16:30:03,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 16:30:03,847 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-07 16:30:03,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 16:30:03,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 16:30:03,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 16:30:03,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 16:30:03,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 16:30:03,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 16:30:03,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 16:30:03,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/1) ... [2021-06-07 16:30:03,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 16:30:03,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 16:30:03,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 16:30:03,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 16:30:03,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (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 [2021-06-07 16:30:03,952 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-07 16:30:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-07 16:30:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-07 16:30:03,952 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-07 16:30:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-07 16:30:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-07 16:30:03,953 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-07 16:30:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 16:30:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 16:30:03,953 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-07 16:30:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-07 16:30:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-07 16:30:03,954 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-07 16:30:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-07 16:30:03,954 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-07 16:30:03,954 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 16:30:04,128 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 16:30:04,129 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-07 16:30:04,130 INFO L202 PluginConnector]: Adding new model buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 04:30:04 BoogieIcfgContainer [2021-06-07 16:30:04,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 16:30:04,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 16:30:04,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 16:30:04,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 16:30:04,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:30:03" (1/2) ... [2021-06-07 16:30:04,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7769ad25 and model type buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 04:30:04, skipping insertion in model container [2021-06-07 16:30:04,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 04:30:04" (2/2) ... [2021-06-07 16:30:04,135 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-mult.wvr.bpl [2021-06-07 16:30:04,138 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 16:30:04,138 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 16:30:04,138 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 16:30:04,139 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 16:30:04,201 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-07 16:30:04,214 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-06-07 16:30:04,256 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 16:30:04,257 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 16:30:04,257 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 16:30:04,257 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 16:30:04,257 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 16:30:04,257 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 16:30:04,257 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 16:30:04,257 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-07 16:30:04,369 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:04,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:04,373 INFO L82 PathProgramCache]: Analyzing trace with hash 743648432, now seen corresponding path program 1 times [2021-06-07 16:30:04,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:04,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730874395] [2021-06-07 16:30:04,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:30:04,565 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:04,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730874395] [2021-06-07 16:30:04,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730874395] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:04,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914608510] [2021-06-07 16:30:04,566 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 [2021-06-07 16:30:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:04,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-07 16:30:04,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:04,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2021-06-07 16:30:04,777 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:30:04,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:30:04,781 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:30:04,781 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:15 [2021-06-07 16:30:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:30:04,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914608510] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:04,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:04,826 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-06-07 16:30:04,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367833264] [2021-06-07 16:30:04,829 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 16:30:04,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:04,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 16:30:04,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-06-07 16:30:04,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:04,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:04,842 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:04,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:04,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:30:05,143 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-07 16:30:05,144 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:05,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:05,145 INFO L82 PathProgramCache]: Analyzing trace with hash -498050639, now seen corresponding path program 1 times [2021-06-07 16:30:05,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:05,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910021832] [2021-06-07 16:30:05,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:05,187 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-07 16:30:05,187 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:05,187 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910021832] [2021-06-07 16:30:05,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910021832] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 16:30:05,188 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 16:30:05,188 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 16:30:05,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126536803] [2021-06-07 16:30:05,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 16:30:05,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:05,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 16:30:05,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 16:30:05,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:05,189 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:05,189 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:30:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:05,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:05,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,346 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-07 16:30:05,346 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:05,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:05,348 INFO L82 PathProgramCache]: Analyzing trace with hash 525715789, now seen corresponding path program 2 times [2021-06-07 16:30:05,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:05,348 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146547084] [2021-06-07 16:30:05,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:05,432 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-07 16:30:05,432 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:05,432 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146547084] [2021-06-07 16:30:05,432 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146547084] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 16:30:05,433 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 16:30:05,433 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 16:30:05,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773396317] [2021-06-07 16:30:05,433 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 16:30:05,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:05,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 16:30:05,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 16:30:05,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:05,434 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:05,434 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:05,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:05,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:05,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:05,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,479 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-07 16:30:05,479 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:05,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:05,480 INFO L82 PathProgramCache]: Analyzing trace with hash 503072030, now seen corresponding path program 3 times [2021-06-07 16:30:05,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:05,480 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137352948] [2021-06-07 16:30:05,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-07 16:30:05,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:05,537 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137352948] [2021-06-07 16:30:05,537 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137352948] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:05,537 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459865355] [2021-06-07 16:30:05,537 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:05,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-07 16:30:05,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:05,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-07 16:30:05,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-07 16:30:05,649 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459865355] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 16:30:05,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 16:30:05,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-06-07 16:30:05,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806331306] [2021-06-07 16:30:05,653 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 16:30:05,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:05,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 16:30:05,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-07 16:30:05,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:05,654 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:05,654 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:05,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:05,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:05,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:05,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:05,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:05,917 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:05,917 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:05,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:05,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1488247580, now seen corresponding path program 2 times [2021-06-07 16:30:05,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:05,918 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16263763] [2021-06-07 16:30:05,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 16:30:05,958 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:05,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16263763] [2021-06-07 16:30:05,958 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16263763] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:05,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233875681] [2021-06-07 16:30:05,958 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 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 [2021-06-07 16:30:06,025 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:30:06,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:06,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-07 16:30:06,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 16:30:06,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233875681] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:06,086 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:06,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 6 [2021-06-07 16:30:06,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307153014] [2021-06-07 16:30:06,086 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 16:30:06,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:06,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 16:30:06,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-07 16:30:06,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:06,087 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:06,087 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:06,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:06,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:06,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:06,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:06,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:06,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:06,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:06,355 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:06,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:06,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1043503862, now seen corresponding path program 3 times [2021-06-07 16:30:06,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:06,356 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028954700] [2021-06-07 16:30:06,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-07 16:30:06,399 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:06,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028954700] [2021-06-07 16:30:06,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028954700] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:06,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185401740] [2021-06-07 16:30:06,399 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 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 [2021-06-07 16:30:06,462 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-07 16:30:06,462 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:06,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-07 16:30:06,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-07 16:30:06,551 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185401740] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:06,552 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:06,552 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-07 16:30:06,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701570210] [2021-06-07 16:30:06,553 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-07 16:30:06,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:06,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-07 16:30:06,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-06-07 16:30:06,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:06,554 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:06,554 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.7) internal successors, (47), 9 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:06,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:06,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:06,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:06,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:06,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:06,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:06,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:06,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-07 16:30:06,920 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:06,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:06,921 INFO L82 PathProgramCache]: Analyzing trace with hash -169214736, now seen corresponding path program 4 times [2021-06-07 16:30:06,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:06,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958657002] [2021-06-07 16:30:06,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-07 16:30:07,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:07,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958657002] [2021-06-07 16:30:07,008 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958657002] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:07,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782237943] [2021-06-07 16:30:07,008 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 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 [2021-06-07 16:30:07,047 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:30:07,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:07,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-07 16:30:07,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:07,202 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-07 16:30:07,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782237943] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:07,203 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:07,203 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2021-06-07 16:30:07,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314903637] [2021-06-07 16:30:07,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-07 16:30:07,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:07,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-07 16:30:07,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-06-07 16:30:07,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:07,206 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:07,206 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:07,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:07,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:07,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:07,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:07,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:07,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:07,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:07,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:07,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:07,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:07,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:07,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:07,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:07,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:07,608 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:07,609 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:07,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:07,609 INFO L82 PathProgramCache]: Analyzing trace with hash 849743443, now seen corresponding path program 5 times [2021-06-07 16:30:07,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:07,609 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435474779] [2021-06-07 16:30:07,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:07,669 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-07 16:30:07,669 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:07,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435474779] [2021-06-07 16:30:07,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435474779] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:07,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817805768] [2021-06-07 16:30:07,670 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 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 [2021-06-07 16:30:07,741 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-07 16:30:07,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:07,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-07 16:30:07,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:07,877 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-07 16:30:07,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817805768] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:07,877 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:07,877 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-06-07 16:30:07,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34391052] [2021-06-07 16:30:07,878 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 16:30:07,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:07,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 16:30:07,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-07 16:30:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:07,879 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:07,879 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:07,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:07,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:07,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:08,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:08,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:08,253 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:08,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:08,253 INFO L82 PathProgramCache]: Analyzing trace with hash 986253177, now seen corresponding path program 6 times [2021-06-07 16:30:08,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:08,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246763049] [2021-06-07 16:30:08,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:08,855 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:30:08,856 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:08,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246763049] [2021-06-07 16:30:08,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246763049] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:08,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2079843944] [2021-06-07 16:30:08,857 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 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 [2021-06-07 16:30:08,907 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-07 16:30:08,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:08,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 69 conjunts are in the unsatisfiable core [2021-06-07 16:30:08,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:09,598 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:30:09,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 89 treesize of output 145 [2021-06-07 16:30:09,674 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 4 xjuncts. [2021-06-07 16:30:09,718 INFO L628 ElimStorePlain]: treesize reduction 49, result has 65.2 percent of original size [2021-06-07 16:30:09,726 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:30:09,726 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:143, output treesize:75 [2021-06-07 16:30:10,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:30:10,046 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:30:10,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 92 treesize of output 132 [2021-06-07 16:30:10,113 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-06-07 16:30:10,131 INFO L628 ElimStorePlain]: treesize reduction 19, result has 61.2 percent of original size [2021-06-07 16:30:10,134 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-07 16:30:10,134 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:100, output treesize:27 [2021-06-07 16:30:10,190 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:30:10,190 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2079843944] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:10,190 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:10,190 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 32 [2021-06-07 16:30:10,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668323288] [2021-06-07 16:30:10,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-07 16:30:10,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:10,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-07 16:30:10,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=954, Unknown=0, NotChecked=0, Total=1056 [2021-06-07 16:30:10,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:10,192 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:10,193 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 3.0606060606060606) internal successors, (101), 32 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:10,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:11,472 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-07 16:30:11,473 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:11,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:11,473 INFO L82 PathProgramCache]: Analyzing trace with hash 173606485, now seen corresponding path program 7 times [2021-06-07 16:30:11,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:11,473 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481643244] [2021-06-07 16:30:11,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:11,536 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 22 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-06-07 16:30:11,536 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:11,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481643244] [2021-06-07 16:30:11,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481643244] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:11,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637691695] [2021-06-07 16:30:11,536 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 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 [2021-06-07 16:30:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:11,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-07 16:30:11,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:11,782 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 22 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-06-07 16:30:11,782 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637691695] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:11,782 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:11,782 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2021-06-07 16:30:11,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073388413] [2021-06-07 16:30:11,783 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-07 16:30:11,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:11,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-07 16:30:11,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=351, Unknown=0, NotChecked=0, Total=462 [2021-06-07 16:30:11,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:11,783 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:11,783 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 3.772727272727273) internal successors, (83), 21 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:12,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:12,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:12,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:12,449 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:12,449 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:12,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:12,449 INFO L82 PathProgramCache]: Analyzing trace with hash -426562149, now seen corresponding path program 8 times [2021-06-07 16:30:12,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:12,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977857197] [2021-06-07 16:30:12,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 50 proven. 64 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-06-07 16:30:12,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:12,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977857197] [2021-06-07 16:30:12,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977857197] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:12,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144907893] [2021-06-07 16:30:12,562 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 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 [2021-06-07 16:30:12,615 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:30:12,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:12,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-07 16:30:12,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:12,829 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 83 proven. 35 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-06-07 16:30:12,829 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144907893] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:12,829 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:12,829 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 13] total 20 [2021-06-07 16:30:12,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640215230] [2021-06-07 16:30:12,830 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-07 16:30:12,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:12,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-07 16:30:12,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2021-06-07 16:30:12,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:12,831 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:12,831 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 4.904761904761905) internal successors, (103), 20 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:12,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:13,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:13,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:13,396 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:13,397 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:13,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:13,397 INFO L82 PathProgramCache]: Analyzing trace with hash -753530043, now seen corresponding path program 9 times [2021-06-07 16:30:13,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:13,397 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307755926] [2021-06-07 16:30:13,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 60 proven. 231 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-07 16:30:13,868 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:13,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307755926] [2021-06-07 16:30:13,868 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307755926] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:13,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659121446] [2021-06-07 16:30:13,868 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 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 [2021-06-07 16:30:13,925 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-06-07 16:30:13,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:13,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-07 16:30:13,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 158 proven. 62 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-06-07 16:30:14,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659121446] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:14,202 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:14,202 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 9] total 36 [2021-06-07 16:30:14,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494643815] [2021-06-07 16:30:14,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-07 16:30:14,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:14,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-07 16:30:14,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=1076, Unknown=0, NotChecked=0, Total=1332 [2021-06-07 16:30:14,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:14,204 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:14,204 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 3.5945945945945947) internal successors, (133), 36 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:20,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:20,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-07 16:30:20,307 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-06-07 16:30:20,307 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:20,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:20,308 INFO L82 PathProgramCache]: Analyzing trace with hash 105399717, now seen corresponding path program 10 times [2021-06-07 16:30:20,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:20,308 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74863995] [2021-06-07 16:30:20,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 176 proven. 85 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-06-07 16:30:20,500 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:20,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74863995] [2021-06-07 16:30:20,500 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74863995] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:20,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [638371523] [2021-06-07 16:30:20,501 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 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 [2021-06-07 16:30:20,552 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:30:20,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:20,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-07 16:30:20,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 176 proven. 85 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-06-07 16:30:21,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [638371523] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:21,046 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:21,046 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 39 [2021-06-07 16:30:21,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076376851] [2021-06-07 16:30:21,048 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-07 16:30:21,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:21,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-07 16:30:21,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=1203, Unknown=0, NotChecked=0, Total=1560 [2021-06-07 16:30:21,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:21,050 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:21,050 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 3.425) internal successors, (137), 39 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-07 16:30:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:22,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2021-06-07 16:30:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:30:22,737 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:22,737 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:22,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:22,737 INFO L82 PathProgramCache]: Analyzing trace with hash -2018128530, now seen corresponding path program 11 times [2021-06-07 16:30:22,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:22,737 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567886157] [2021-06-07 16:30:22,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 247 proven. 352 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-06-07 16:30:23,511 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:23,511 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567886157] [2021-06-07 16:30:23,511 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567886157] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:23,511 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527440255] [2021-06-07 16:30:23,511 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 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 [2021-06-07 16:30:23,589 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2021-06-07 16:30:23,589 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:23,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-07 16:30:23,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 293 proven. 273 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-06-07 16:30:24,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527440255] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:24,608 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:24,608 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 29] total 71 [2021-06-07 16:30:24,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759612061] [2021-06-07 16:30:24,609 INFO L462 AbstractCegarLoop]: Interpolant automaton has 72 states [2021-06-07 16:30:24,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:24,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2021-06-07 16:30:24,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=681, Invalid=4431, Unknown=0, NotChecked=0, Total=5112 [2021-06-07 16:30:24,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:24,610 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:24,611 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 72 states, 72 states have (on average 3.0) internal successors, (216), 71 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:30:24,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:25,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:25,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:30:25,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:30:25,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:30:26,183 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-06-07 16:30:26,183 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:30:26,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:30:26,184 INFO L82 PathProgramCache]: Analyzing trace with hash 59640493, now seen corresponding path program 12 times [2021-06-07 16:30:26,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:30:26,184 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474987706] [2021-06-07 16:30:26,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:30:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:30:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 421 proven. 1359 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2021-06-07 16:30:28,088 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:30:28,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474987706] [2021-06-07 16:30:28,088 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474987706] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:28,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303079446] [2021-06-07 16:30:28,088 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:30:28,198 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2021-06-07 16:30:28,199 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:30:28,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-07 16:30:28,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:30:29,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 852 proven. 93 refuted. 0 times theorem prover too weak. 1072 trivial. 0 not checked. [2021-06-07 16:30:29,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303079446] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:30:29,083 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:30:29,083 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 16] total 92 [2021-06-07 16:30:29,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914960513] [2021-06-07 16:30:29,083 INFO L462 AbstractCegarLoop]: Interpolant automaton has 93 states [2021-06-07 16:30:29,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:30:29,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2021-06-07 16:30:29,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1166, Invalid=7390, Unknown=0, NotChecked=0, Total=8556 [2021-06-07 16:30:29,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:30:29,085 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:30:29,085 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 93 states, 93 states have (on average 2.6559139784946235) internal successors, (247), 92 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:30:29,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:29,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:29,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:30:29,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:30:29,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:30:29,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:30:29,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:30:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:06,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:06,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 644 states. [2021-06-07 16:31:06,720 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:06,721 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:31:06,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:31:06,721 INFO L82 PathProgramCache]: Analyzing trace with hash 905211653, now seen corresponding path program 13 times [2021-06-07 16:31:06,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:31:06,721 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123826052] [2021-06-07 16:31:06,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:31:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:31:07,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 527 proven. 651 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2021-06-07 16:31:07,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:31:07,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123826052] [2021-06-07 16:31:07,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123826052] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:07,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091996971] [2021-06-07 16:31:07,350 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:31:07,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-07 16:31:07,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:31:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 590 proven. 348 refuted. 0 times theorem prover too weak. 725 trivial. 0 not checked. [2021-06-07 16:31:08,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091996971] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:08,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:31:08,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 37] total 81 [2021-06-07 16:31:08,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493634639] [2021-06-07 16:31:08,726 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-06-07 16:31:08,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:31:08,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-06-07 16:31:08,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1190, Invalid=5452, Unknown=0, NotChecked=0, Total=6642 [2021-06-07 16:31:08,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:08,727 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:31:08,728 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 3.024390243902439) internal successors, (248), 81 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 644 states. [2021-06-07 16:31:08,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:15,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:15,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 644 states. [2021-06-07 16:31:15,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:15,292 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-07 16:31:15,293 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:31:15,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:31:15,293 INFO L82 PathProgramCache]: Analyzing trace with hash -333976129, now seen corresponding path program 14 times [2021-06-07 16:31:15,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:31:15,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487125230] [2021-06-07 16:31:15,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:31:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:31:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3410 backedges. 1263 proven. 715 refuted. 0 times theorem prover too weak. 1432 trivial. 0 not checked. [2021-06-07 16:31:16,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:31:16,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487125230] [2021-06-07 16:31:16,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487125230] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:16,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [91910283] [2021-06-07 16:31:16,002 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:16,102 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:31:16,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:31:16,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-07 16:31:16,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:31:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3410 backedges. 1264 proven. 715 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-06-07 16:31:16,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [91910283] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:16,416 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:31:16,416 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 24] total 48 [2021-06-07 16:31:16,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878711880] [2021-06-07 16:31:16,417 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-07 16:31:16,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:31:16,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-07 16:31:16,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=900, Invalid=1452, Unknown=0, NotChecked=0, Total=2352 [2021-06-07 16:31:16,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:16,418 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:31:16,418 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 4.061224489795919) internal successors, (199), 48 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 644 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:16,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 644 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:20,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:20,555 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-07 16:31:20,555 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:31:20,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:31:20,555 INFO L82 PathProgramCache]: Analyzing trace with hash -727128167, now seen corresponding path program 15 times [2021-06-07 16:31:20,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:31:20,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276892858] [2021-06-07 16:31:20,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:31:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:31:21,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3477 backedges. 1265 proven. 782 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2021-06-07 16:31:21,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:31:21,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276892858] [2021-06-07 16:31:21,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276892858] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:21,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501426016] [2021-06-07 16:31:21,331 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:21,449 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 31 check-sat command(s) [2021-06-07 16:31:21,450 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:31:21,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-07 16:31:21,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:31:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3477 backedges. 1741 proven. 782 refuted. 0 times theorem prover too weak. 954 trivial. 0 not checked. [2021-06-07 16:31:23,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501426016] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:23,987 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:31:23,987 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 55] total 103 [2021-06-07 16:31:23,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923814897] [2021-06-07 16:31:23,988 INFO L462 AbstractCegarLoop]: Interpolant automaton has 104 states [2021-06-07 16:31:23,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:31:23,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2021-06-07 16:31:23,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1767, Invalid=8945, Unknown=0, NotChecked=0, Total=10712 [2021-06-07 16:31:23,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:23,990 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:31:23,991 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 104 states, 104 states have (on average 3.0288461538461537) internal successors, (315), 103 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 644 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:23,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:27,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:27,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:31:28,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-06-07 16:31:28,004 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:31:28,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:31:28,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1477914163, now seen corresponding path program 16 times [2021-06-07 16:31:28,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:31:28,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696228281] [2021-06-07 16:31:28,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:31:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:31:28,407 INFO L134 CoverageAnalysis]: Checked inductivity of 5450 backedges. 2549 proven. 1411 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2021-06-07 16:31:28,407 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:31:28,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696228281] [2021-06-07 16:31:28,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696228281] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:28,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1633190318] [2021-06-07 16:31:28,407 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:28,527 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:31:28,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:31:28,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 75 conjunts are in the unsatisfiable core [2021-06-07 16:31:28,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:31:28,945 INFO L134 CoverageAnalysis]: Checked inductivity of 5450 backedges. 2622 proven. 1338 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2021-06-07 16:31:28,946 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1633190318] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:28,946 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:31:28,946 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 28 [2021-06-07 16:31:28,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752902464] [2021-06-07 16:31:28,946 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-07 16:31:28,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:31:28,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-07 16:31:28,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=381, Invalid=431, Unknown=0, NotChecked=0, Total=812 [2021-06-07 16:31:28,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:28,947 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:31:28,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 5.344827586206897) internal successors, (155), 28 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:28,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:28,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:28,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:28,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:31:28,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:28,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:28,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:31:28,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:34,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:31:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:31:35,106 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2021-06-07 16:31:35,106 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:31:35,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:31:35,106 INFO L82 PathProgramCache]: Analyzing trace with hash -2055242789, now seen corresponding path program 17 times [2021-06-07 16:31:35,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:31:35,106 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531044565] [2021-06-07 16:31:35,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:31:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:31:37,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3669 backedges. 1106 proven. 1917 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2021-06-07 16:31:37,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:31:37,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531044565] [2021-06-07 16:31:37,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531044565] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:37,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357620444] [2021-06-07 16:31:37,272 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:37,460 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 48 check-sat command(s) [2021-06-07 16:31:37,460 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:31:37,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-07 16:31:37,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:31:38,229 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2021-06-07 16:31:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3669 backedges. 1099 proven. 1567 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2021-06-07 16:31:40,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [357620444] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:40,751 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:31:40,751 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 57] total 143 [2021-06-07 16:31:40,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660761789] [2021-06-07 16:31:40,751 INFO L462 AbstractCegarLoop]: Interpolant automaton has 144 states [2021-06-07 16:31:40,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:31:40,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2021-06-07 16:31:40,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2211, Invalid=18381, Unknown=0, NotChecked=0, Total=20592 [2021-06-07 16:31:40,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:40,755 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:31:40,756 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 144 states, 144 states have (on average 2.826388888888889) internal successors, (407), 143 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:31:40,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:31:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:31:44,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:31:44,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:44,633 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:31:44,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:31:44,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1910330287, now seen corresponding path program 18 times [2021-06-07 16:31:44,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:31:44,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471151297] [2021-06-07 16:31:44,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:31:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:31:52,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8649 backedges. 1851 proven. 6182 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2021-06-07 16:31:52,017 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:31:52,017 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471151297] [2021-06-07 16:31:52,017 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471151297] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:52,017 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574383051] [2021-06-07 16:31:52,017 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:31:52,481 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 65 check-sat command(s) [2021-06-07 16:31:52,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:31:52,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 104 conjunts are in the unsatisfiable core [2021-06-07 16:31:52,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:31:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8649 backedges. 4344 proven. 2750 refuted. 0 times theorem prover too weak. 1555 trivial. 0 not checked. [2021-06-07 16:31:55,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574383051] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:31:55,066 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:31:55,066 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [162, 29] total 190 [2021-06-07 16:31:55,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765888206] [2021-06-07 16:31:55,067 INFO L462 AbstractCegarLoop]: Interpolant automaton has 191 states [2021-06-07 16:31:55,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:31:55,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 191 interpolants. [2021-06-07 16:31:55,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4236, Invalid=32054, Unknown=0, NotChecked=0, Total=36290 [2021-06-07 16:31:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:31:55,071 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:31:55,071 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 191 states, 191 states have (on average 2.586387434554974) internal successors, (494), 190 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:31:55,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:55,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:55,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:31:55,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:31:55,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:31:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:34:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:34:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:34:26,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52 [2021-06-07 16:34:26,426 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:34:26,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:34:26,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1997533235, now seen corresponding path program 19 times [2021-06-07 16:34:26,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:34:26,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323145892] [2021-06-07 16:34:26,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:34:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:34:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 6999 backedges. 3099 proven. 2380 refuted. 0 times theorem prover too weak. 1520 trivial. 0 not checked. [2021-06-07 16:34:28,417 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:34:28,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323145892] [2021-06-07 16:34:28,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323145892] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:34:28,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [990256068] [2021-06-07 16:34:28,417 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:34:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:34:28,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 1023 conjuncts, 82 conjunts are in the unsatisfiable core [2021-06-07 16:34:28,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:34:29,104 INFO L134 CoverageAnalysis]: Checked inductivity of 6999 backedges. 3108 proven. 2380 refuted. 0 times theorem prover too weak. 1511 trivial. 0 not checked. [2021-06-07 16:34:29,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [990256068] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:34:29,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:34:29,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 42] total 84 [2021-06-07 16:34:29,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645204810] [2021-06-07 16:34:29,105 INFO L462 AbstractCegarLoop]: Interpolant automaton has 85 states [2021-06-07 16:34:29,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:34:29,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2021-06-07 16:34:29,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2709, Invalid=4431, Unknown=0, NotChecked=0, Total=7140 [2021-06-07 16:34:29,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:34:29,106 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:34:29,106 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 85 states, 85 states have (on average 3.823529411764706) internal successors, (325), 84 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:34:29,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:29,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:29,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:29,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:34:29,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:34:56,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:56,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:34:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:34:56,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:34:56,261 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-06-07 16:34:56,261 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:34:56,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:34:56,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1969608307, now seen corresponding path program 20 times [2021-06-07 16:34:56,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:34:56,261 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010813458] [2021-06-07 16:34:56,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:34:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:34:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 3117 proven. 2501 refuted. 0 times theorem prover too weak. 1502 trivial. 0 not checked. [2021-06-07 16:34:58,442 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:34:58,442 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010813458] [2021-06-07 16:34:58,442 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010813458] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:34:58,442 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1315333090] [2021-06-07 16:34:58,442 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:34:58,676 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:34:58,676 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:34:58,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 84 conjunts are in the unsatisfiable core [2021-06-07 16:34:58,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:34:59,126 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 3125 proven. 2501 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2021-06-07 16:34:59,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1315333090] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:34:59,126 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:34:59,126 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 43] total 86 [2021-06-07 16:34:59,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035925869] [2021-06-07 16:34:59,127 INFO L462 AbstractCegarLoop]: Interpolant automaton has 87 states [2021-06-07 16:34:59,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:34:59,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2021-06-07 16:34:59,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2838, Invalid=4644, Unknown=0, NotChecked=0, Total=7482 [2021-06-07 16:34:59,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:34:59,128 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:34:59,128 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 87 states, 87 states have (on average 3.8160919540229883) internal successors, (332), 86 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:34:59,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:34:59,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:35:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:35:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:35:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:35:25,789 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:35:25,790 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:35:25,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:35:25,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1826765299, now seen corresponding path program 21 times [2021-06-07 16:35:25,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:35:25,790 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488793969] [2021-06-07 16:35:25,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:35:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:35:27,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7244 backedges. 3133 proven. 2625 refuted. 0 times theorem prover too weak. 1486 trivial. 0 not checked. [2021-06-07 16:35:27,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:35:27,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488793969] [2021-06-07 16:35:27,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488793969] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:35:27,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824764984] [2021-06-07 16:35:27,810 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:35:28,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 37 check-sat command(s) [2021-06-07 16:35:28,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:35:28,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 60 conjunts are in the unsatisfiable core [2021-06-07 16:35:28,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:35:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 7244 backedges. 1202 proven. 847 refuted. 0 times theorem prover too weak. 5195 trivial. 0 not checked. [2021-06-07 16:35:29,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824764984] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:35:29,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:35:29,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 18] total 104 [2021-06-07 16:35:29,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906792029] [2021-06-07 16:35:29,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 105 states [2021-06-07 16:35:29,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:35:29,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2021-06-07 16:35:29,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3094, Invalid=7826, Unknown=0, NotChecked=0, Total=10920 [2021-06-07 16:35:29,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:35:29,161 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:35:29,161 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 105 states, 105 states have (on average 3.2095238095238097) internal successors, (337), 104 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:35:29,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:35:29,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:36:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:36:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:36:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:36:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:36:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:36:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:36:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:36:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:36:15,184 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-06-07 16:36:15,185 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:36:15,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:36:15,185 INFO L82 PathProgramCache]: Analyzing trace with hash 1947150869, now seen corresponding path program 22 times [2021-06-07 16:36:15,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:36:15,185 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298016010] [2021-06-07 16:36:15,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:36:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:36:17,730 INFO L134 CoverageAnalysis]: Checked inductivity of 5785 backedges. 2371 proven. 2752 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2021-06-07 16:36:17,730 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:36:17,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298016010] [2021-06-07 16:36:17,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298016010] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:36:17,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127687463] [2021-06-07 16:36:17,731 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:36:17,853 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:36:17,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:36:17,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 62 conjunts are in the unsatisfiable core [2021-06-07 16:36:17,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:36:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 5785 backedges. 2625 proven. 503 refuted. 0 times theorem prover too weak. 2657 trivial. 0 not checked. [2021-06-07 16:36:21,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127687463] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:36:21,692 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:36:21,692 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 61] total 149 [2021-06-07 16:36:21,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039376197] [2021-06-07 16:36:21,704 INFO L462 AbstractCegarLoop]: Interpolant automaton has 150 states [2021-06-07 16:36:21,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:36:21,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 150 interpolants. [2021-06-07 16:36:21,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4217, Invalid=18133, Unknown=0, NotChecked=0, Total=22350 [2021-06-07 16:36:21,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:36:21,707 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:36:21,707 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 150 states, 150 states have (on average 2.8666666666666667) internal successors, (430), 149 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:36:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:36:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:36:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:36:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:36:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:36:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:36:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:37:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:37:10,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:37:10,218 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:37:10,219 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:37:10,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:37:10,219 INFO L82 PathProgramCache]: Analyzing trace with hash 964281203, now seen corresponding path program 23 times [2021-06-07 16:37:10,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:37:10,219 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610765102] [2021-06-07 16:37:10,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:37:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:37:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8123 backedges. 3353 proven. 2882 refuted. 0 times theorem prover too weak. 1888 trivial. 0 not checked. [2021-06-07 16:37:12,609 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:37:12,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610765102] [2021-06-07 16:37:12,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610765102] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:37:12,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818104879] [2021-06-07 16:37:12,610 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:37:12,995 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 76 check-sat command(s) [2021-06-07 16:37:12,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:37:13,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 1103 conjuncts, 81 conjunts are in the unsatisfiable core [2021-06-07 16:37:13,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:37:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8123 backedges. 3280 proven. 1847 refuted. 0 times theorem prover too weak. 2996 trivial. 0 not checked. [2021-06-07 16:37:18,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1818104879] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:37:18,086 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:37:18,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [91, 80] total 170 [2021-06-07 16:37:18,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859177624] [2021-06-07 16:37:18,086 INFO L462 AbstractCegarLoop]: Interpolant automaton has 171 states [2021-06-07 16:37:18,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:37:18,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 171 interpolants. [2021-06-07 16:37:18,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4894, Invalid=24176, Unknown=0, NotChecked=0, Total=29070 [2021-06-07 16:37:18,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:37:18,088 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:37:18,089 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 171 states, 171 states have (on average 2.91812865497076) internal successors, (499), 170 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:37:18,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:38:30,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:38:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:38:30,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:38:30,809 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-06-07 16:38:30,809 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:38:30,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:38:30,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1173602195, now seen corresponding path program 24 times [2021-06-07 16:38:30,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:38:30,809 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124497059] [2021-06-07 16:38:30,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:38:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:38:33,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10569 backedges. 4263 proven. 3015 refuted. 0 times theorem prover too weak. 3291 trivial. 0 not checked. [2021-06-07 16:38:33,172 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:38:33,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124497059] [2021-06-07 16:38:33,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124497059] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:38:33,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904006075] [2021-06-07 16:38:33,172 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:38:33,767 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 76 check-sat command(s) [2021-06-07 16:38:33,767 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:38:33,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 86 conjunts are in the unsatisfiable core [2021-06-07 16:38:33,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:38:35,970 INFO L134 CoverageAnalysis]: Checked inductivity of 10569 backedges. 3862 proven. 1112 refuted. 0 times theorem prover too weak. 5595 trivial. 0 not checked. [2021-06-07 16:38:35,971 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904006075] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:38:35,971 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:38:35,971 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 38] total 130 [2021-06-07 16:38:35,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110654792] [2021-06-07 16:38:35,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 131 states [2021-06-07 16:38:35,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:38:35,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants. [2021-06-07 16:38:35,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4075, Invalid=12955, Unknown=0, NotChecked=0, Total=17030 [2021-06-07 16:38:35,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:38:35,973 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:38:35,973 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 131 states, 131 states have (on average 3.1755725190839694) internal successors, (416), 130 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:38:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:38:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:38:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:38:35,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:39:42,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:39:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:39:42,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2021-06-07 16:39:42,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-06-07 16:39:42,748 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:39:42,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:39:42,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1385313747, now seen corresponding path program 25 times [2021-06-07 16:39:42,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:39:42,749 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613081043] [2021-06-07 16:39:42,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:39:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:39:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 8774 backedges. 2395 proven. 3151 refuted. 0 times theorem prover too weak. 3228 trivial. 0 not checked. [2021-06-07 16:39:45,014 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:39:45,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613081043] [2021-06-07 16:39:45,014 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613081043] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:39:45,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947995472] [2021-06-07 16:39:45,014 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:39:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:39:45,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 85 conjunts are in the unsatisfiable core [2021-06-07 16:39:45,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:39:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8774 backedges. 3015 proven. 2062 refuted. 0 times theorem prover too weak. 3697 trivial. 0 not checked. [2021-06-07 16:39:50,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947995472] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:39:50,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:39:50,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 84] total 178 [2021-06-07 16:39:50,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270670683] [2021-06-07 16:39:50,578 INFO L462 AbstractCegarLoop]: Interpolant automaton has 179 states [2021-06-07 16:39:50,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:39:50,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2021-06-07 16:39:50,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5345, Invalid=26517, Unknown=0, NotChecked=0, Total=31862 [2021-06-07 16:39:50,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:39:50,579 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:39:50,580 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 179 states, 179 states have (on average 2.8715083798882683) internal successors, (514), 178 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2021-06-07 16:39:50,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:41:01,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2021-06-07 16:41:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2021-06-07 16:41:02,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-06-07 16:41:02,156 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:41:02,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:41:02,156 INFO L82 PathProgramCache]: Analyzing trace with hash 965795981, now seen corresponding path program 26 times [2021-06-07 16:41:02,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:41:02,156 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563709955] [2021-06-07 16:41:02,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:41:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:41:04,709 INFO L134 CoverageAnalysis]: Checked inductivity of 19151 backedges. 6637 proven. 3290 refuted. 0 times theorem prover too weak. 9224 trivial. 0 not checked. [2021-06-07 16:41:04,709 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:41:04,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563709955] [2021-06-07 16:41:04,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563709955] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:41:04,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074921101] [2021-06-07 16:41:04,710 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:41:04,912 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:41:04,913 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:41:04,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 1644 conjuncts, 96 conjunts are in the unsatisfiable core [2021-06-07 16:41:04,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:41:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 19151 backedges. 6639 proven. 3290 refuted. 0 times theorem prover too weak. 9222 trivial. 0 not checked. [2021-06-07 16:41:05,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074921101] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:41:05,590 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:41:05,590 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97, 49] total 98 [2021-06-07 16:41:05,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094871344] [2021-06-07 16:41:05,591 INFO L462 AbstractCegarLoop]: Interpolant automaton has 99 states [2021-06-07 16:41:05,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:41:05,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2021-06-07 16:41:05,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3675, Invalid=6027, Unknown=0, NotChecked=0, Total=9702 [2021-06-07 16:41:05,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:41:05,592 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:41:05,592 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 99 states, 99 states have (on average 3.7777777777777777) internal successors, (374), 98 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:41:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2021-06-07 16:41:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:42:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:42:11,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:42:11,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:42:11,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:42:11,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:42:11,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2021-06-07 16:42:11,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2021-06-07 16:42:11,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 16:42:12,049 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:42:12,049 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:42:12,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:42:12,050 INFO L82 PathProgramCache]: Analyzing trace with hash -155083149, now seen corresponding path program 27 times [2021-06-07 16:42:12,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:42:12,050 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043223228] [2021-06-07 16:42:12,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:42:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:42:14,721 INFO L134 CoverageAnalysis]: Checked inductivity of 19293 backedges. 6641 proven. 3432 refuted. 0 times theorem prover too weak. 9220 trivial. 0 not checked. [2021-06-07 16:42:14,721 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:42:14,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043223228] [2021-06-07 16:42:14,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043223228] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:42:14,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928077360] [2021-06-07 16:42:14,721 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:42:15,196 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 75 check-sat command(s) [2021-06-07 16:42:15,196 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:42:15,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 1363 conjuncts, 125 conjunts are in the unsatisfiable core [2021-06-07 16:42:15,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-06-07 16:42:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 19293 backedges. 10805 proven. 3432 refuted. 0 times theorem prover too weak. 5056 trivial. 0 not checked. [2021-06-07 16:42:24,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928077360] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:42:24,717 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:42:24,717 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [99, 124] total 222 [2021-06-07 16:42:24,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419676920] [2021-06-07 16:42:24,718 INFO L462 AbstractCegarLoop]: Interpolant automaton has 223 states [2021-06-07 16:42:24,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:42:24,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 223 interpolants. [2021-06-07 16:42:24,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7896, Invalid=41610, Unknown=0, NotChecked=0, Total=49506 [2021-06-07 16:42:24,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:42:24,721 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:42:24,721 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 223 states, 223 states have (on average 2.905829596412556) internal successors, (648), 222 states have internal predecessors, (648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:42:24,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 666 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1310 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-06-07 16:42:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:42:24,923 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:42:24,923 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-07 16:42:24,942 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-07 16:42:24,944 WARN L196 ceAbstractionStarter]: Timeout [2021-06-07 16:42:24,944 INFO L202 PluginConnector]: Adding new model buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.06 04:42:24 BasicIcfg [2021-06-07 16:42:24,944 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-07 16:42:24,944 INFO L168 Benchmark]: Toolchain (without parser) took 741098.15 ms. Allocated memory was 411.0 MB in the beginning and 14.0 GB in the end (delta: 13.6 GB). Free memory was 391.3 MB in the beginning and 3.5 GB in the end (delta: -3.1 GB). Peak memory consumption was 10.5 GB. Max. memory is 16.0 GB. [2021-06-07 16:42:24,944 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 411.0 MB. Free memory is still 392.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 16:42:24,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.43 ms. Allocated memory is still 411.0 MB. Free memory was 391.2 MB in the beginning and 389.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 16:42:24,945 INFO L168 Benchmark]: Boogie Preprocessor took 17.99 ms. Allocated memory is still 411.0 MB. Free memory was 389.7 MB in the beginning and 388.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 16:42:24,945 INFO L168 Benchmark]: RCFGBuilder took 239.04 ms. Allocated memory is still 411.0 MB. Free memory was 388.6 MB in the beginning and 373.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-07 16:42:24,945 INFO L168 Benchmark]: TraceAbstraction took 740812.86 ms. Allocated memory was 411.0 MB in the beginning and 14.0 GB in the end (delta: 13.6 GB). Free memory was 372.8 MB in the beginning and 3.5 GB in the end (delta: -3.1 GB). Peak memory consumption was 10.5 GB. Max. memory is 16.0 GB. [2021-06-07 16:42:24,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 411.0 MB. Free memory is still 392.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 24.43 ms. Allocated memory is still 411.0 MB. Free memory was 391.2 MB in the beginning and 389.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.99 ms. Allocated memory is still 411.0 MB. Free memory was 389.7 MB in the beginning and 388.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 239.04 ms. Allocated memory is still 411.0 MB. Free memory was 388.6 MB in the beginning and 373.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 740812.86 ms. Allocated memory was 411.0 MB in the beginning and 14.0 GB in the end (delta: 13.6 GB). Free memory was 372.8 MB in the beginning and 3.5 GB in the end (delta: -3.1 GB). Peak memory consumption was 10.5 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 44843133, positive: 41310264, positive conditional: 41310264, positive unconditional: 0, negative: 3532869, negative conditional: 3532869, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 41321098, positive: 41310264, positive conditional: 41310264, positive unconditional: 0, negative: 10834, negative conditional: 10834, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 41321098, positive: 39440224, positive conditional: 0, positive unconditional: 39440224, negative: 1880874, negative conditional: 0, negative unconditional: 1880874, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 184, positive: 180, positive conditional: 0, positive unconditional: 180, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 184, positive: 173, positive conditional: 0, positive unconditional: 173, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 41321098, positive: 39440044, positive conditional: 0, positive unconditional: 39440044, negative: 1880870, negative conditional: 0, negative unconditional: 1880870, unknown: 184, unknown conditional: 0, unknown unconditional: 184] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120, SemanticConditionEliminator.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16665736, positive: 1870040, positive conditional: 1870040, positive unconditional: 0, negative: 14795696, negative conditional: 5859576, negative unconditional: 8936120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1107, positive: 352, positive conditional: 345, positive unconditional: 7, negative: 755, negative conditional: 751, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1414, positive: 414, positive conditional: 389, positive unconditional: 25, negative: 1000, negative conditional: 972, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 16665736, positive: 1869695, positive conditional: 1869695, positive unconditional: 0, negative: 14794945, negative conditional: 5858825, negative unconditional: 8936120, unknown: 1096, unknown conditional: 1096, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 525, Positive conditional cache size: 345, Positive unconditional cache size: 180, Negative cache size: 755, Negative conditional cache size: 751, Negative unconditional cache size: 4, Eliminated conditions: 8936120 ], Maximal queried relation: 29, Independence queries for same thread: 3522035 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing SleepSetDelayReduction. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 54 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 740717.8ms, OverallIterations: 30, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.7ms, PartialOrderReductionTime: 648127.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4047, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 521.3ms SsaConstructionTime, 4537.4ms SatisfiabilityAnalysisTime, 80609.3ms InterpolantComputationTime, 13819 NumberOfCodeBlocks, 13566 NumberOfCodeBlocksAsserted, 530 NumberOfCheckSat, 13761 ConstructedInterpolants, 6 QuantifiedInterpolants, 75542 SizeOfPredicates, 52 NumberOfNonLiveVariables, 17571 ConjunctsInSsa, 1379 ConjunctsInUnsatCore, 58 InterpolantComputations, 3 PerfectInterpolantSequences, 180781/246856 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown