/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-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 23:21:27,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 23:21:27,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 23:21:27,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 23:21:27,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 23:21:27,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 23:21:27,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 23:21:27,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 23:21:27,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 23:21:27,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 23:21:27,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 23:21:27,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 23:21:27,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 23:21:27,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 23:21:27,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 23:21:27,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 23:21:27,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 23:21:27,548 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-Random521.epf [2021-06-06 23:21:27,582 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 23:21:27,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 23:21:27,583 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 23:21:27,583 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 23:21:27,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 23:21:27,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 23:21:27,586 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 23:21:27,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 23:21:27,586 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 23:21:27,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 23:21:27,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 23:21:27,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 23:21:27,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 23:21:27,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 23:21:27,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 23:21:27,588 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 23:21:27,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 23:21:27,588 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 23:21:27,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 23:21:27,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 23:21:27,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 23:21:27,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 23:21:27,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 23:21:27,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 23:21:27,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 23:21:27,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 23:21:27,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 23:21:27,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 23:21:27,590 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 23:21:27,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 23:21:27,590 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 23:21:27,590 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 23:21:27,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 23:21:27,591 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 23:21:27,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 23:21:27,591 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 23:21:27,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 23:21:27,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 23:21:27,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 23:21:27,924 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 23:21:27,926 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 23:21:27,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl [2021-06-06 23:21:27,939 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl' [2021-06-06 23:21:27,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 23:21:27,977 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 23:21:27,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 23:21:27,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 23:21:27,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 23:21:27,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:27,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 23:21:28,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 23:21:28,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 23:21:28,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 23:21:28,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/1) ... [2021-06-06 23:21:28,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 23:21:28,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 23:21:28,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 23:21:28,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 23:21:28,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (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 [2021-06-06 23:21:28,105 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 23:21:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 23:21:28,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 23:21:28,105 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 23:21:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 23:21:28,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 23:21:28,106 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 23:21:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 23:21:28,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 23:21:28,106 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 23:21:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 23:21:28,106 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 23:21:28,107 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 23:21:28,333 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 23:21:28,333 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 23:21:28,334 INFO L202 PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 11:21:28 BoogieIcfgContainer [2021-06-06 23:21:28,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 23:21:28,336 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 23:21:28,336 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 23:21:28,338 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 23:21:28,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 11:21:27" (1/2) ... [2021-06-06 23:21:28,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe422eb and model type queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 11:21:28, skipping insertion in model container [2021-06-06 23:21:28,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 11:21:28" (2/2) ... [2021-06-06 23:21:28,340 INFO L111 eAbstractionObserver]: Analyzing ICFG queue-add-3-nl.wvr.bpl [2021-06-06 23:21:28,355 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 23:21:28,355 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 23:21:28,355 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 23:21:28,356 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 23:21:28,430 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 23:21:28,450 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 23:21:28,486 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 23:21:28,486 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 23:21:28,486 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 23:21:28,487 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 23:21:28,487 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 23:21:28,487 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 23:21:28,487 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 23:21:28,487 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 23:21:28,605 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:28,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:28,609 INFO L82 PathProgramCache]: Analyzing trace with hash -709836490, now seen corresponding path program 1 times [2021-06-06 23:21:28,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:28,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356982753] [2021-06-06 23:21:28,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:28,918 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:21:28,919 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:28,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356982753] [2021-06-06 23:21:28,921 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356982753] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:28,921 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1804532788] [2021-06-06 23:21:28,921 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 [2021-06-06 23:21:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:29,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-06 23:21:29,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:29,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-06-06 23:21:29,165 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:29,169 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:29,170 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:29,170 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:7 [2021-06-06 23:21:29,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:21:29,258 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:29,260 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:29,264 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:29,265 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:21:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:21:29,307 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1804532788] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:29,307 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:21:29,307 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-06-06 23:21:29,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875901608] [2021-06-06 23:21:29,314 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 23:21:29,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:21:29,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 23:21:29,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-06-06 23:21:29,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:29,330 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:21:29,332 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:21:29,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:29,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:29,775 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-06 23:21:29,776 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:29,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:29,777 INFO L82 PathProgramCache]: Analyzing trace with hash -705519676, now seen corresponding path program 2 times [2021-06-06 23:21:29,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:29,777 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719508035] [2021-06-06 23:21:29,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 23:21:29,887 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:29,887 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719508035] [2021-06-06 23:21:29,888 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719508035] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:29,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [888975517] [2021-06-06 23:21:29,888 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:29,953 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 23:21:29,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:21:29,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 23:21:29,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 23:21:30,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [888975517] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 23:21:30,072 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 23:21:30,072 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2021-06-06 23:21:30,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143318411] [2021-06-06 23:21:30,073 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 23:21:30,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:21:30,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 23:21:30,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-06 23:21:30,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:30,082 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:21:30,082 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:21:30,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:30,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:30,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:30,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:30,324 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:30,325 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:30,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:30,325 INFO L82 PathProgramCache]: Analyzing trace with hash 824986308, now seen corresponding path program 3 times [2021-06-06 23:21:30,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:30,326 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571190353] [2021-06-06 23:21:30,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:21:30,547 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:30,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571190353] [2021-06-06 23:21:30,547 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571190353] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:30,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385031684] [2021-06-06 23:21:30,547 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:30,604 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-06 23:21:30,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:21:30,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-06 23:21:30,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:30,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:21:30,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:21:30,961 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:30,970 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:30,973 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:30,973 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:20, output treesize:7 [2021-06-06 23:21:31,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:21:31,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:31,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:31,040 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:31,040 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:21:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:21:31,081 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385031684] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:31,081 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:21:31,081 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 17 [2021-06-06 23:21:31,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995723101] [2021-06-06 23:21:31,083 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 23:21:31,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:21:31,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 23:21:31,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2021-06-06 23:21:31,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:31,089 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:21:31,090 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 5.166666666666667) internal successors, (93), 17 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:21:31,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:31,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:31,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:31,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:31,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:31,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:31,801 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:31,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:31,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1705062774, now seen corresponding path program 4 times [2021-06-06 23:21:31,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:31,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421916514] [2021-06-06 23:21:31,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 23:21:31,875 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:31,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421916514] [2021-06-06 23:21:31,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421916514] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:31,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648478555] [2021-06-06 23:21:31,875 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:31,922 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 23:21:31,923 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:21:31,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 23:21:31,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:32,081 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 23:21:32,081 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1648478555] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:32,081 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:21:32,081 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2021-06-06 23:21:32,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068898898] [2021-06-06 23:21:32,082 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 23:21:32,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:21:32,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 23:21:32,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 23:21:32,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:32,082 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:21:32,082 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:21:32,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:32,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:32,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:32,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:32,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:32,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:32,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:32,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:21:32,345 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:32,345 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:32,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:32,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1601803538, now seen corresponding path program 5 times [2021-06-06 23:21:32,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:32,346 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332480336] [2021-06-06 23:21:32,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:32,488 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:21:32,488 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:32,488 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332480336] [2021-06-06 23:21:32,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332480336] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:32,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913171922] [2021-06-06 23:21:32,489 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:32,549 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 23:21:32,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:21:32,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-06 23:21:32,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:32,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-06-06 23:21:32,653 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:32,654 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:32,655 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:32,655 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:9, output treesize:3 [2021-06-06 23:21:32,739 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 12 treesize of output 8 [2021-06-06 23:21:32,740 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:32,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:32,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:32,742 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:4 [2021-06-06 23:21:32,790 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 13 proven. 31 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-06-06 23:21:32,790 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913171922] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:32,790 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:21:32,790 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 16 [2021-06-06 23:21:32,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836576232] [2021-06-06 23:21:32,791 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 23:21:32,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:21:32,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 23:21:32,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=241, Unknown=0, NotChecked=0, Total=272 [2021-06-06 23:21:32,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:32,791 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:21:32,792 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 7.176470588235294) internal successors, (122), 16 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:21:32,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:32,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:32,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:32,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:21:32,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:34,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:34,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:34,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:34,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:21:34,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:21:34,719 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:34,719 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:34,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:34,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1064594906, now seen corresponding path program 6 times [2021-06-06 23:21:34,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:34,720 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737908822] [2021-06-06 23:21:34,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:21:38,101 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:38,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737908822] [2021-06-06 23:21:38,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737908822] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:38,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027262346] [2021-06-06 23:21:38,101 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:38,168 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 23:21:38,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:21:38,170 WARN L261 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 124 conjunts are in the unsatisfiable core [2021-06-06 23:21:38,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:42,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:21:42,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:42,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:21:42,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 37 [2021-06-06 23:21:42,820 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:42,845 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:42,847 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:42,847 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:128, output treesize:82 [2021-06-06 23:21:43,541 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 23:21:43,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 22 [2021-06-06 23:21:43,543 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:43,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:43,554 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:43,554 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:37 [2021-06-06 23:21:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:21:44,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027262346] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:44,465 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:21:44,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 50] total 95 [2021-06-06 23:21:44,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983378044] [2021-06-06 23:21:44,465 INFO L462 AbstractCegarLoop]: Interpolant automaton has 96 states [2021-06-06 23:21:44,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:21:44,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2021-06-06 23:21:44,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=8868, Unknown=0, NotChecked=0, Total=9120 [2021-06-06 23:21:44,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:44,469 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:21:44,469 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 96 states, 96 states have (on average 1.7916666666666667) internal successors, (172), 95 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:21:44,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:44,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:44,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:44,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:21:44,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:21:44,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:47,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:47,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:47,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:47,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:21:47,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:21:47,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:21:47,415 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:47,415 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:47,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:47,415 INFO L82 PathProgramCache]: Analyzing trace with hash -371411562, now seen corresponding path program 7 times [2021-06-06 23:21:47,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:47,416 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055820576] [2021-06-06 23:21:47,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 9 proven. 152 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:21:47,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:47,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055820576] [2021-06-06 23:21:47,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055820576] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:47,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290333185] [2021-06-06 23:21:47,554 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:47,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-06 23:21:47,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:47,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:21:47,755 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:47,756 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:47,756 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:47,756 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:21:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 9 proven. 152 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:21:47,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1290333185] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:47,776 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:21:47,777 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 11 [2021-06-06 23:21:47,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538768862] [2021-06-06 23:21:47,777 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 23:21:47,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:21:47,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 23:21:47,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-06-06 23:21:47,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:47,778 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:21:47,778 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 11 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:21:47,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:47,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:47,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:47,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:21:47,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:21:47,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:21:47,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:21:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:21:48,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:21:48,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:21:48,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:21:48,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:21:48,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:21:48,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:21:48,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-06 23:21:48,381 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:21:48,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:21:48,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1745421500, now seen corresponding path program 8 times [2021-06-06 23:21:48,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:21:48,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908574683] [2021-06-06 23:21:48,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:21:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:21:52,777 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:21:52,778 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:21:52,778 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908574683] [2021-06-06 23:21:52,778 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908574683] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:21:52,778 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211690706] [2021-06-06 23:21:52,778 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:21:52,842 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 23:21:52,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:21:52,845 WARN L261 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 150 conjunts are in the unsatisfiable core [2021-06-06 23:21:52,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:21:59,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:21:59,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:21:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:21:59,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:21:59,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 47 [2021-06-06 23:21:59,249 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:21:59,275 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:21:59,277 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:21:59,277 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:157, output treesize:94 [2021-06-06 23:22:00,153 INFO L354 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2021-06-06 23:22:00,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 26 [2021-06-06 23:22:00,155 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:00,166 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:00,167 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:00,167 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:96, output treesize:37 [2021-06-06 23:22:01,306 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:22:01,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211690706] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:01,306 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:22:01,307 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 57] total 112 [2021-06-06 23:22:01,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995791712] [2021-06-06 23:22:01,307 INFO L462 AbstractCegarLoop]: Interpolant automaton has 113 states [2021-06-06 23:22:01,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:22:01,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2021-06-06 23:22:01,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=12370, Unknown=0, NotChecked=0, Total=12656 [2021-06-06 23:22:01,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:01,311 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:22:01,311 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 113 states, 113 states have (on average 1.7876106194690264) internal successors, (202), 112 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:22:01,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:01,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:01,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:01,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:01,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:01,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:01,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:01,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:04,679 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:04,680 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:22:04,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:22:04,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1136079488, now seen corresponding path program 9 times [2021-06-06 23:22:04,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:22:04,680 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976289056] [2021-06-06 23:22:04,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:22:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:22:04,893 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 11 proven. 228 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:22:04,894 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:22:04,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976289056] [2021-06-06 23:22:04,894 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976289056] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:04,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408699829] [2021-06-06 23:22:04,894 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:04,978 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 23:22:04,978 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:22:04,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-06 23:22:04,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:22:05,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:22:05,126 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:05,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:05,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:05,128 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:22:05,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-06-06 23:22:05,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:05,139 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:05,139 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:05,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:9, output treesize:3 [2021-06-06 23:22:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 11 proven. 228 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:22:05,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408699829] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:05,158 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:22:05,158 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 13 [2021-06-06 23:22:05,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491899961] [2021-06-06 23:22:05,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 23:22:05,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:22:05,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 23:22:05,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2021-06-06 23:22:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:05,160 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:22:05,160 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 7.714285714285714) internal successors, (108), 13 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:05,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:05,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:05,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:05,801 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:22:05,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:22:05,801 INFO L82 PathProgramCache]: Analyzing trace with hash 408532626, now seen corresponding path program 10 times [2021-06-06 23:22:05,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:22:05,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151130192] [2021-06-06 23:22:05,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:22:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:22:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:22:11,293 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:22:11,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151130192] [2021-06-06 23:22:11,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151130192] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:11,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192591324] [2021-06-06 23:22:11,293 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:11,384 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 23:22:11,384 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:22:11,387 WARN L261 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 176 conjunts are in the unsatisfiable core [2021-06-06 23:22:11,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:22:20,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:20,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:20,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:20,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 15 disjoint index pairs (out of 45 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 57 [2021-06-06 23:22:20,613 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:20,644 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:20,646 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:20,646 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:180, output treesize:106 [2021-06-06 23:22:21,686 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 23:22:21,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-06-06 23:22:21,688 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:21,699 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:21,700 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:21,700 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:104, output treesize:37 [2021-06-06 23:22:23,023 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:22:23,023 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192591324] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:23,023 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:22:23,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 66] total 131 [2021-06-06 23:22:23,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760373575] [2021-06-06 23:22:23,024 INFO L462 AbstractCegarLoop]: Interpolant automaton has 132 states [2021-06-06 23:22:23,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:22:23,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2021-06-06 23:22:23,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=332, Invalid=16960, Unknown=0, NotChecked=0, Total=17292 [2021-06-06 23:22:23,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:23,028 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:22:23,029 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 132 states, 132 states have (on average 1.7575757575757576) internal successors, (232), 131 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:23,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:27,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:22:27,992 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-06 23:22:27,998 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:22:27,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:22:27,999 INFO L82 PathProgramCache]: Analyzing trace with hash -2025927346, now seen corresponding path program 11 times [2021-06-06 23:22:27,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:22:27,999 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451912904] [2021-06-06 23:22:27,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:22:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:22:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 13 proven. 319 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:22:28,190 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:22:28,190 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451912904] [2021-06-06 23:22:28,190 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451912904] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:28,190 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448520533] [2021-06-06 23:22:28,190 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:28,272 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-06 23:22:28,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:22:28,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-06 23:22:28,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:22:28,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:22:28,491 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:28,492 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:28,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:28,493 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:22:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 13 proven. 319 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:22:28,515 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448520533] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:28,516 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:22:28,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 15 [2021-06-06 23:22:28,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821984543] [2021-06-06 23:22:28,517 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-06 23:22:28,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:22:28,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-06 23:22:28,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2021-06-06 23:22:28,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:28,517 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:22:28,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 7.6875) internal successors, (123), 15 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:22:28,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:29,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:29,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:29,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:29,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:29,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:29,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:29,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:29,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:29,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:29,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:22:29,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:29,236 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:29,237 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:22:29,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:22:29,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1995532804, now seen corresponding path program 12 times [2021-06-06 23:22:29,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:22:29,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215733763] [2021-06-06 23:22:29,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:22:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:22:36,348 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:22:36,349 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:22:36,349 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215733763] [2021-06-06 23:22:36,349 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215733763] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:36,349 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111504601] [2021-06-06 23:22:36,349 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:36,414 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-06-06 23:22:36,414 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:22:36,417 WARN L261 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 200 conjunts are in the unsatisfiable core [2021-06-06 23:22:36,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:22:49,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:49,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:49,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:49,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:49,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:22:49,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:22:49,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 21 disjoint index pairs (out of 66 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 67 [2021-06-06 23:22:49,708 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:49,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:49,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:49,742 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:203, output treesize:118 [2021-06-06 23:22:50,952 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-06 23:22:50,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 34 [2021-06-06 23:22:50,953 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:50,963 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:50,964 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:50,964 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:116, output treesize:37 [2021-06-06 23:22:52,468 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:22:52,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2111504601] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:52,468 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:22:52,468 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 75] total 150 [2021-06-06 23:22:52,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406502888] [2021-06-06 23:22:52,469 INFO L462 AbstractCegarLoop]: Interpolant automaton has 151 states [2021-06-06 23:22:52,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:22:52,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2021-06-06 23:22:52,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=22272, Unknown=0, NotChecked=0, Total=22650 [2021-06-06 23:22:52,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:52,473 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:22:52,473 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 151 states, 151 states have (on average 1.7350993377483444) internal successors, (262), 150 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:22:52,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:52,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:52,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:52,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:22:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:22:58,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-06 23:22:58,515 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:22:58,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:22:58,516 INFO L82 PathProgramCache]: Analyzing trace with hash -241400888, now seen corresponding path program 13 times [2021-06-06 23:22:58,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:22:58,516 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646773905] [2021-06-06 23:22:58,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:22:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:22:58,745 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 425 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:22:58,746 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:22:58,746 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646773905] [2021-06-06 23:22:58,746 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646773905] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:58,746 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123645331] [2021-06-06 23:22:58,746 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:22:58,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-06 23:22:58,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:22:59,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:22:59,002 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:22:59,003 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:22:59,003 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:22:59,003 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:22:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 425 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:22:59,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123645331] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:22:59,025 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:22:59,026 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 17 [2021-06-06 23:22:59,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490265958] [2021-06-06 23:22:59,026 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 23:22:59,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:22:59,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 23:22:59,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=273, Unknown=0, NotChecked=0, Total=306 [2021-06-06 23:22:59,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:59,027 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:22:59,027 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 7.666666666666667) internal successors, (138), 17 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:22:59,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:59,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:59,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:59,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:59,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:59,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:59,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:22:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:22:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:22:59,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:22:59,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:22:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:22:59,908 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:22:59,909 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:22:59,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:22:59,909 INFO L82 PathProgramCache]: Analyzing trace with hash -693189814, now seen corresponding path program 14 times [2021-06-06 23:22:59,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:22:59,909 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896159808] [2021-06-06 23:22:59,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:22:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:23:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:23:08,830 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:23:08,830 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896159808] [2021-06-06 23:23:08,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896159808] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:23:08,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316885347] [2021-06-06 23:23:08,831 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:23:08,894 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 23:23:08,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:23:08,897 WARN L261 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 228 conjunts are in the unsatisfiable core [2021-06-06 23:23:08,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:23:26,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:23:26,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:23:26,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:23:26,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:23:26,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:23:26,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:23:26,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:23:26,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 28 disjoint index pairs (out of 91 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 77 [2021-06-06 23:23:26,163 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:23:26,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:23:26,197 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:23:26,197 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:226, output treesize:130 [2021-06-06 23:23:27,653 INFO L354 Elim1Store]: treesize reduction 336, result has 0.3 percent of original size [2021-06-06 23:23:27,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 102 treesize of output 38 [2021-06-06 23:23:27,654 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:23:27,665 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:23:27,665 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:23:27,665 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:132, output treesize:37 [2021-06-06 23:23:29,416 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:23:29,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316885347] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:23:29,416 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:23:29,416 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [92, 84] total 169 [2021-06-06 23:23:29,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282357173] [2021-06-06 23:23:29,417 INFO L462 AbstractCegarLoop]: Interpolant automaton has 170 states [2021-06-06 23:23:29,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:23:29,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 170 interpolants. [2021-06-06 23:23:29,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=424, Invalid=28306, Unknown=0, NotChecked=0, Total=28730 [2021-06-06 23:23:29,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:23:29,419 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:23:29,419 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 170 states, 170 states have (on average 1.7176470588235293) internal successors, (292), 169 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:29,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:23:29,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:23:29,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:23:35,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:23:35,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:23:35,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:35,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:23:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:23:35,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:23:36,128 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 23:23:36,128 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:23:36,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:23:36,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1123838214, now seen corresponding path program 15 times [2021-06-06 23:23:36,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:23:36,129 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722842507] [2021-06-06 23:23:36,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:23:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:23:36,411 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 17 proven. 546 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:23:36,411 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:23:36,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722842507] [2021-06-06 23:23:36,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722842507] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:23:36,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211005989] [2021-06-06 23:23:36,411 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:23:36,498 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-06 23:23:36,498 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:23:36,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-06 23:23:36,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:23:36,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:23:36,681 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:23:36,682 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:23:36,682 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:23:36,683 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:23:36,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-06-06 23:23:36,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:23:36,691 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:23:36,691 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:23:36,692 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:9, output treesize:3 [2021-06-06 23:23:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 17 proven. 546 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:23:36,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211005989] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:23:36,708 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:23:36,708 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 19 [2021-06-06 23:23:36,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794961747] [2021-06-06 23:23:36,708 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 23:23:36,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:23:36,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 23:23:36,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380 [2021-06-06 23:23:36,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:23:36,709 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:23:36,709 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 7.65) internal successors, (153), 19 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:23:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:23:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:23:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:23:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:23:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:23:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:23:36,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:23:37,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:23:37,671 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:23:37,671 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:23:37,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:23:37,672 INFO L82 PathProgramCache]: Analyzing trace with hash 165923660, now seen corresponding path program 16 times [2021-06-06 23:23:37,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:23:37,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866861349] [2021-06-06 23:23:37,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:23:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:23:48,708 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 668 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:23:48,708 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:23:48,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866861349] [2021-06-06 23:23:48,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866861349] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:23:48,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854410906] [2021-06-06 23:23:48,709 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:23:48,781 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 23:23:48,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:23:48,784 WARN L261 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 254 conjunts are in the unsatisfiable core [2021-06-06 23:23:48,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:24:11,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:24:11,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:24:11,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:24:11,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:24:11,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:24:11,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:24:11,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:24:11,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:24:11,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 36 disjoint index pairs (out of 120 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 87 [2021-06-06 23:24:11,493 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:24:11,530 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:24:11,532 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:24:11,532 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:249, output treesize:142 [2021-06-06 23:24:13,222 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-06-06 23:24:13,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 110 treesize of output 42 [2021-06-06 23:24:13,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:24:13,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:24:13,234 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:24:13,234 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:140, output treesize:37 [2021-06-06 23:24:15,225 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 668 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:24:15,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854410906] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:24:15,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:24:15,226 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [102, 93] total 188 [2021-06-06 23:24:15,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737245603] [2021-06-06 23:24:15,226 INFO L462 AbstractCegarLoop]: Interpolant automaton has 189 states [2021-06-06 23:24:15,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:24:15,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 189 interpolants. [2021-06-06 23:24:15,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=35062, Unknown=0, NotChecked=0, Total=35532 [2021-06-06 23:24:15,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:24:15,229 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:24:15,229 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 189 states, 189 states have (on average 1.7037037037037037) internal successors, (322), 188 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:24:15,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:24:15,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:15,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:24:15,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:24:15,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:24:15,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:15,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:24:25,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:25,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:24:25,399 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 23:24:25,399 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:24:25,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:24:25,400 INFO L82 PathProgramCache]: Analyzing trace with hash -2062125552, now seen corresponding path program 17 times [2021-06-06 23:24:25,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:24:25,400 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590661139] [2021-06-06 23:24:25,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:24:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:24:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 19 proven. 682 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:24:25,682 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:24:25,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590661139] [2021-06-06 23:24:25,682 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590661139] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:24:25,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199039894] [2021-06-06 23:24:25,682 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:24:25,760 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-06 23:24:25,760 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:24:25,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-06 23:24:25,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:24:25,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:24:25,954 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:24:25,955 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:24:25,955 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:24:25,955 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:24:25,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-06-06 23:24:25,971 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:24:25,972 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:24:25,973 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:24:25,973 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:9, output treesize:3 [2021-06-06 23:24:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 19 proven. 682 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:24:25,989 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199039894] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:24:25,989 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:24:25,989 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 21 [2021-06-06 23:24:25,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346130099] [2021-06-06 23:24:25,990 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-06 23:24:25,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:24:25,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-06 23:24:25,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=421, Unknown=0, NotChecked=0, Total=462 [2021-06-06 23:24:25,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:24:25,990 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:24:25,990 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 7.636363636363637) internal successors, (168), 21 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:24:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:24:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:24:26,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:24:27,090 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 23:24:27,090 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:24:27,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:24:27,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1512041470, now seen corresponding path program 18 times [2021-06-06 23:24:27,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:24:27,091 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620910745] [2021-06-06 23:24:27,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:24:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:24:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 817 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:24:40,633 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:24:40,633 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620910745] [2021-06-06 23:24:40,633 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620910745] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:24:40,633 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117490902] [2021-06-06 23:24:40,633 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:24:40,721 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-06-06 23:24:40,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:24:40,725 WARN L261 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 281 conjunts are in the unsatisfiable core [2021-06-06 23:24:40,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:25:11,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:25:11,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:25:11,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 45 disjoint index pairs (out of 153 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 97 [2021-06-06 23:25:11,123 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:25:11,162 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:25:11,164 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:25:11,164 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:266, output treesize:154 [2021-06-06 23:25:13,145 INFO L354 Elim1Store]: treesize reduction 540, result has 0.2 percent of original size [2021-06-06 23:25:13,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 126 treesize of output 46 [2021-06-06 23:25:13,146 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:25:13,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:25:13,157 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:25:13,157 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:156, output treesize:37 [2021-06-06 23:25:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 817 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:25:15,431 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117490902] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:25:15,431 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:25:15,431 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [113, 104] total 210 [2021-06-06 23:25:15,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145703865] [2021-06-06 23:25:15,432 INFO L462 AbstractCegarLoop]: Interpolant automaton has 211 states [2021-06-06 23:25:15,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:25:15,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 211 interpolants. [2021-06-06 23:25:15,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=526, Invalid=43784, Unknown=0, NotChecked=0, Total=44310 [2021-06-06 23:25:15,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:25:15,435 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:25:15,435 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 211 states, 211 states have (on average 1.6682464454976302) internal successors, (352), 210 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:25:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:25:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:25:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:25:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:25:25,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:25:25,928 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-06 23:25:25,929 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:25:25,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:25:25,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1317926722, now seen corresponding path program 19 times [2021-06-06 23:25:25,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:25:25,929 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992649961] [2021-06-06 23:25:25,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:25:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:25:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 21 proven. 833 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:25:26,276 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:25:26,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992649961] [2021-06-06 23:25:26,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992649961] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:25:26,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402150737] [2021-06-06 23:25:26,276 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:25:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:25:26,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 48 conjunts are in the unsatisfiable core [2021-06-06 23:25:26,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:25:26,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:25:26,561 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:25:26,562 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:25:26,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:25:26,562 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:25:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 21 proven. 833 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:25:26,581 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402150737] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:25:26,581 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:25:26,581 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 23 [2021-06-06 23:25:26,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537422393] [2021-06-06 23:25:26,582 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 23:25:26,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:25:26,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 23:25:26,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=507, Unknown=0, NotChecked=0, Total=552 [2021-06-06 23:25:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:25:26,582 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:25:26,582 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 7.625) internal successors, (183), 23 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:25:26,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:25:26,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:25:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:25:27,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:25:27,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:25:27,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:25:27,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:25:27,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:25:27,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:25:27,799 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:25:27,800 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:25:27,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:25:27,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1303619732, now seen corresponding path program 20 times [2021-06-06 23:25:27,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:25:27,800 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438649764] [2021-06-06 23:25:27,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:25:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:25:43,981 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:25:43,981 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:25:43,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438649764] [2021-06-06 23:25:43,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438649764] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:25:43,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979310421] [2021-06-06 23:25:43,981 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:25:44,065 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 23:25:44,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:25:44,068 WARN L261 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 306 conjunts are in the unsatisfiable core [2021-06-06 23:25:44,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:26:20,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:26:20,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:26:20,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 55 disjoint index pairs (out of 190 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 107 [2021-06-06 23:26:20,376 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:26:20,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:26:20,428 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:26:20,428 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:295, output treesize:166 [2021-06-06 23:26:22,651 INFO L354 Elim1Store]: treesize reduction 660, result has 0.2 percent of original size [2021-06-06 23:26:22,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 138 treesize of output 50 [2021-06-06 23:26:22,653 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:26:22,663 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:26:22,663 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:26:22,663 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:168, output treesize:37 [2021-06-06 23:26:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:26:25,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979310421] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:26:25,150 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:26:25,150 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [122, 111] total 226 [2021-06-06 23:26:25,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606856897] [2021-06-06 23:26:25,151 INFO L462 AbstractCegarLoop]: Interpolant automaton has 227 states [2021-06-06 23:26:25,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:26:25,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 227 interpolants. [2021-06-06 23:26:25,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=562, Invalid=50740, Unknown=0, NotChecked=0, Total=51302 [2021-06-06 23:26:25,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:26:25,154 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:26:25,154 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 227 states, 227 states have (on average 1.6828193832599119) internal successors, (382), 226 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:26:25,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:26:25,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:26:25,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:25,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:26:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:26:42,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:26:42,371 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:26:42,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:26:42,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1016734808, now seen corresponding path program 21 times [2021-06-06 23:26:42,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:26:42,372 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619041728] [2021-06-06 23:26:42,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:26:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:26:42,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 23 proven. 999 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:26:42,794 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:26:42,794 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619041728] [2021-06-06 23:26:42,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619041728] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:26:42,794 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143673136] [2021-06-06 23:26:42,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:26:42,884 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-06-06 23:26:42,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:26:42,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 54 conjunts are in the unsatisfiable core [2021-06-06 23:26:42,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:26:43,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:26:43,114 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:26:43,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:26:43,116 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:26:43,116 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:26:43,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-06-06 23:26:43,123 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:26:43,124 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:26:43,125 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:26:43,125 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:9, output treesize:3 [2021-06-06 23:26:43,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 23 proven. 999 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:26:43,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143673136] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:26:43,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:26:43,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 25 [2021-06-06 23:26:43,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918866153] [2021-06-06 23:26:43,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-06 23:26:43,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:26:43,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-06 23:26:43,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=601, Unknown=0, NotChecked=0, Total=650 [2021-06-06 23:26:43,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:26:43,142 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:26:43,142 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 7.615384615384615) internal successors, (198), 25 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:26:43,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:26:43,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:43,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:26:43,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:26:44,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:26:44,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:26:44,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:26:44,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:26:44,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:26:44,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:26:44,513 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:26:44,517 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:26:44,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:26:44,517 INFO L82 PathProgramCache]: Analyzing trace with hash 383396026, now seen corresponding path program 22 times [2021-06-06 23:26:44,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:26:44,517 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756318201] [2021-06-06 23:26:44,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:26:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:27:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1160 backedges. 0 proven. 1160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:27:03,378 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:27:03,378 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756318201] [2021-06-06 23:27:03,378 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756318201] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:27:03,378 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510752721] [2021-06-06 23:27:03,379 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:27:03,462 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 23:27:03,462 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:27:03,466 WARN L261 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 332 conjunts are in the unsatisfiable core [2021-06-06 23:27:03,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:27:47,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:27:47,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:27:47,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 66 disjoint index pairs (out of 231 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 117 [2021-06-06 23:27:47,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:27:47,730 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:27:47,731 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:27:47,731 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:318, output treesize:178 [2021-06-06 23:27:50,224 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-06-06 23:27:50,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 146 treesize of output 54 [2021-06-06 23:27:50,225 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:27:50,235 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:27:50,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:27:50,236 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:176, output treesize:37 [2021-06-06 23:27:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1160 backedges. 0 proven. 1160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:27:52,994 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510752721] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:27:52,994 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:27:52,994 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [132, 120] total 245 [2021-06-06 23:27:52,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076245098] [2021-06-06 23:27:52,995 INFO L462 AbstractCegarLoop]: Interpolant automaton has 246 states [2021-06-06 23:27:52,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:27:52,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 246 interpolants. [2021-06-06 23:27:52,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=608, Invalid=59662, Unknown=0, NotChecked=0, Total=60270 [2021-06-06 23:27:52,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:27:52,998 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:27:52,999 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 246 states, 246 states have (on average 1.6747967479674797) internal successors, (412), 245 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:27:52,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:27:53,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:27:53,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:27:53,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:27:53,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:27:53,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:28:06,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:28:06,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:28:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:28:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:28:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:28:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:28:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:28:07,131 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-06 23:28:07,132 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:28:07,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:28:07,132 INFO L82 PathProgramCache]: Analyzing trace with hash -2005128074, now seen corresponding path program 23 times [2021-06-06 23:28:07,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:28:07,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086602686] [2021-06-06 23:28:07,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:28:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:28:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 25 proven. 1180 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:28:07,560 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:28:07,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086602686] [2021-06-06 23:28:07,560 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086602686] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:28:07,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114318138] [2021-06-06 23:28:07,560 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:28:07,657 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-06-06 23:28:07,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:28:07,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-06 23:28:07,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:28:07,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:28:07,915 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:28:07,916 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:28:07,916 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:28:07,916 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:28:07,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 25 proven. 1180 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:28:07,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114318138] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:28:07,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:28:07,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 27 [2021-06-06 23:28:07,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417092390] [2021-06-06 23:28:07,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 23:28:07,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:28:07,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 23:28:07,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=703, Unknown=0, NotChecked=0, Total=756 [2021-06-06 23:28:07,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:28:07,936 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:28:07,936 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 7.607142857142857) internal successors, (213), 27 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:28:07,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:28:07,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:28:07,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:28:07,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:28:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:28:09,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:28:09,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:28:09,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:28:09,483 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:28:09,483 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:28:09,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:28:09,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1572110812, now seen corresponding path program 24 times [2021-06-06 23:28:09,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:28:09,484 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605562507] [2021-06-06 23:28:09,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:28:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:28:31,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1354 backedges. 0 proven. 1354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:28:31,550 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:28:31,550 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605562507] [2021-06-06 23:28:31,550 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605562507] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:28:31,550 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979404180] [2021-06-06 23:28:31,550 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:28:31,653 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-06-06 23:28:31,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:28:31,657 WARN L261 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 359 conjunts are in the unsatisfiable core [2021-06-06 23:28:31,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:29:26,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:29:26,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:29:26,512 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-06-06 23:29:26,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 78 disjoint index pairs (out of 276 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 227 treesize of output 127 [2021-06-06 23:29:26,515 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:29:26,561 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:29:26,563 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:29:26,563 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:335, output treesize:190 [2021-06-06 23:29:29,294 INFO L354 Elim1Store]: treesize reduction 912, result has 0.1 percent of original size [2021-06-06 23:29:29,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 158 treesize of output 58 [2021-06-06 23:29:29,296 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:29:29,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:29:29,311 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:29:29,311 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:188, output treesize:37 [2021-06-06 23:29:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1354 backedges. 0 proven. 1354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:29:32,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979404180] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:29:32,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:29:32,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [143, 131] total 267 [2021-06-06 23:29:32,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580962935] [2021-06-06 23:29:32,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 268 states [2021-06-06 23:29:32,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:29:32,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 268 interpolants. [2021-06-06 23:29:32,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=664, Invalid=70892, Unknown=0, NotChecked=0, Total=71556 [2021-06-06 23:29:32,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:29:32,372 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:29:32,372 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 268 states, 268 states have (on average 1.6492537313432836) internal successors, (442), 267 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:29:32,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:29:32,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:29:32,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:32,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:29:32,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:29:32,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:29:32,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:29:32,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:29:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:29:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:29:52,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-06 23:29:52,038 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:29:52,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:29:52,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1869934944, now seen corresponding path program 25 times [2021-06-06 23:29:52,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:29:52,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382616592] [2021-06-06 23:29:52,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:29:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:29:52,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1407 backedges. 27 proven. 1376 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:29:52,597 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:29:52,597 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382616592] [2021-06-06 23:29:52,597 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382616592] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:29:52,597 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1092140318] [2021-06-06 23:29:52,598 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:29:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:29:52,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 60 conjunts are in the unsatisfiable core [2021-06-06 23:29:52,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:29:52,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:29:52,949 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:29:52,951 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:29:52,951 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:29:52,951 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:29:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1407 backedges. 27 proven. 1376 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:29:52,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1092140318] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:29:52,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:29:52,970 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 29 [2021-06-06 23:29:52,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246752068] [2021-06-06 23:29:52,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-06 23:29:52,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:29:52,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-06 23:29:52,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=813, Unknown=0, NotChecked=0, Total=870 [2021-06-06 23:29:52,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:29:52,971 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:29:52,971 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 7.6) internal successors, (228), 29 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:29:52,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:29:52,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:29:52,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:29:52,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:29:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:29:54,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:29:54,766 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-06 23:29:54,766 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:29:54,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:29:54,767 INFO L82 PathProgramCache]: Analyzing trace with hash 2013888882, now seen corresponding path program 26 times [2021-06-06 23:29:54,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:29:54,767 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093864954] [2021-06-06 23:29:54,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:29:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:30:20,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1563 backedges. 0 proven. 1563 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:30:20,210 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:30:20,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093864954] [2021-06-06 23:30:20,210 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093864954] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:30:20,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864820524] [2021-06-06 23:30:20,210 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:30:20,302 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 23:30:20,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:30:20,306 WARN L261 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 384 conjunts are in the unsatisfiable core [2021-06-06 23:30:20,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:31:25,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,164 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:31:25,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:31:25,175 INFO L244 Elim1Store]: Index analysis took 150 ms [2021-06-06 23:31:25,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 91 disjoint index pairs (out of 325 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 137 [2021-06-06 23:31:25,179 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:31:25,227 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:31:25,229 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:31:25,229 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:364, output treesize:202 [2021-06-06 23:31:28,300 INFO L354 Elim1Store]: treesize reduction 1092, result has 0.1 percent of original size [2021-06-06 23:31:28,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 174 treesize of output 62 [2021-06-06 23:31:28,302 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:31:28,312 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:31:28,312 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:31:28,312 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:204, output treesize:37 [2021-06-06 23:31:31,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1563 backedges. 0 proven. 1563 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:31:31,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864820524] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:31:31,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:31:31,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [152, 138] total 283 [2021-06-06 23:31:31,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550139392] [2021-06-06 23:31:31,645 INFO L462 AbstractCegarLoop]: Interpolant automaton has 284 states [2021-06-06 23:31:31,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:31:31,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 284 interpolants. [2021-06-06 23:31:31,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=79672, Unknown=0, NotChecked=0, Total=80372 [2021-06-06 23:31:31,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:31:31,648 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:31:31,649 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 284 states, 284 states have (on average 1.6619718309859155) internal successors, (472), 283 states have internal predecessors, (472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:31:31,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:31:31,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:31:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:31:52,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:31:52,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 23:31:52,879 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 23:31:52,879 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:31:52,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:31:52,880 INFO L82 PathProgramCache]: Analyzing trace with hash -143174610, now seen corresponding path program 27 times [2021-06-06 23:31:52,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:31:52,880 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575945226] [2021-06-06 23:31:52,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:31:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:31:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 29 proven. 1587 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:31:53,416 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:31:53,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575945226] [2021-06-06 23:31:53,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575945226] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:31:53,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429652790] [2021-06-06 23:31:53,416 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:31:53,520 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-06 23:31:53,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:31:53,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 68 conjunts are in the unsatisfiable core [2021-06-06 23:31:53,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:31:53,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:31:53,800 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:31:53,801 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:31:53,802 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:31:53,802 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:31:53,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-06-06 23:31:53,809 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:31:53,810 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:31:53,810 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:31:53,810 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:9, output treesize:3 [2021-06-06 23:31:53,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 29 proven. 1587 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:31:53,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429652790] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:31:53,831 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:31:53,831 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 31 [2021-06-06 23:31:53,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211543880] [2021-06-06 23:31:53,832 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-06 23:31:53,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:31:53,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-06 23:31:53,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=931, Unknown=0, NotChecked=0, Total=992 [2021-06-06 23:31:53,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:31:53,833 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:31:53,833 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 7.59375) internal successors, (243), 31 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:31:53,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 23:31:53,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:31:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 23:31:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:31:55,806 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-06 23:31:55,806 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:31:55,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:31:55,806 INFO L82 PathProgramCache]: Analyzing trace with hash -340142300, now seen corresponding path program 28 times [2021-06-06 23:31:55,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:31:55,807 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752553137] [2021-06-06 23:31:55,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:31:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:32:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 0 proven. 1787 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:32:24,874 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:32:24,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752553137] [2021-06-06 23:32:24,874 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752553137] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:32:24,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128478320] [2021-06-06 23:32:24,874 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:32:24,970 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 23:32:24,970 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:32:24,974 WARN L261 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 410 conjunts are in the unsatisfiable core [2021-06-06 23:32:24,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:33:41,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 23:33:41,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 23:33:41,719 INFO L244 Elim1Store]: Index analysis took 176 ms [2021-06-06 23:33:41,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 105 disjoint index pairs (out of 378 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 265 treesize of output 147 [2021-06-06 23:33:41,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:33:41,775 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:33:41,778 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:33:41,778 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:387, output treesize:214 [2021-06-06 23:33:45,180 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-06-06 23:33:45,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 182 treesize of output 66 [2021-06-06 23:33:45,182 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:33:45,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:33:45,196 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:33:45,196 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:212, output treesize:37 [2021-06-06 23:33:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 0 proven. 1787 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 23:33:48,839 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128478320] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:33:48,839 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:33:48,839 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [162, 147] total 302 [2021-06-06 23:33:48,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001594840] [2021-06-06 23:33:48,840 INFO L462 AbstractCegarLoop]: Interpolant automaton has 303 states [2021-06-06 23:33:48,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:33:48,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 303 interpolants. [2021-06-06 23:33:48,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=746, Invalid=90760, Unknown=0, NotChecked=0, Total=91506 [2021-06-06 23:33:48,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:33:48,843 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:33:48,844 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 303 states, 303 states have (on average 1.6567656765676568) internal successors, (502), 302 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:33:48,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:33:48,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:33:48,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:33:48,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:33:48,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 23:33:48,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:33:48,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:34:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:34:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:34:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:34:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:34:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 23:34:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:34:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 23:34:19,164 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-06 23:34:19,165 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:34:19,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:34:19,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1405924584, now seen corresponding path program 29 times [2021-06-06 23:34:19,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:34:19,165 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232797812] [2021-06-06 23:34:19,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:34:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 23:34:19,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1848 backedges. 31 proven. 1813 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:34:19,813 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 23:34:19,813 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232797812] [2021-06-06 23:34:19,813 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232797812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:34:19,813 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551375377] [2021-06-06 23:34:19,813 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:34:19,918 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2021-06-06 23:34:19,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 23:34:19,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 68 conjunts are in the unsatisfiable core [2021-06-06 23:34:19,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 23:34:20,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 23:34:20,261 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 23:34:20,262 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 23:34:20,262 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 23:34:20,262 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-06-06 23:34:20,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1848 backedges. 31 proven. 1813 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 23:34:20,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551375377] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 23:34:20,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 23:34:20,281 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 33 [2021-06-06 23:34:20,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970740153] [2021-06-06 23:34:20,282 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-06 23:34:20,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 23:34:20,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-06 23:34:20,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=1057, Unknown=0, NotChecked=0, Total=1122 [2021-06-06 23:34:20,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:34:20,282 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 23:34:20,282 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 7.588235294117647) internal successors, (258), 33 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 23:34:20,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:34:20,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 23:34:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 23:34:22,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 23:34:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 23:34:22,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 23:34:22,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 23:34:22,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 23:34:22,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 23:34:22,532 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 23:34:22,532 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 23:34:22,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 23:34:22,532 INFO L82 PathProgramCache]: Analyzing trace with hash 760913450, now seen corresponding path program 30 times [2021-06-06 23:34:22,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 23:34:22,533 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255646099] [2021-06-06 23:34:22,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 23:34:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-06-06 23:34:29,736 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-06-06 23:34:29,736 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 23:34:29,747 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 23:34:29,749 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 23:34:29,749 INFO L202 PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 11:34:29 BasicIcfg [2021-06-06 23:34:29,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 23:34:29,750 INFO L168 Benchmark]: Toolchain (without parser) took 781772.19 ms. Allocated memory was 369.1 MB in the beginning and 1.2 GB in the end (delta: 824.2 MB). Free memory was 348.4 MB in the beginning and 786.9 MB in the end (delta: -438.5 MB). Peak memory consumption was 386.2 MB. Max. memory is 16.0 GB. [2021-06-06 23:34:29,750 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 369.1 MB. Free memory was 349.7 MB in the beginning and 349.7 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 23:34:29,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.29 ms. Allocated memory is still 369.1 MB. Free memory was 348.4 MB in the beginning and 346.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 23:34:29,750 INFO L168 Benchmark]: Boogie Preprocessor took 27.51 ms. Allocated memory is still 369.1 MB. Free memory was 346.9 MB in the beginning and 345.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 23:34:29,750 INFO L168 Benchmark]: RCFGBuilder took 298.12 ms. Allocated memory is still 369.1 MB. Free memory was 345.8 MB in the beginning and 329.2 MB in the end (delta: 16.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-06-06 23:34:29,750 INFO L168 Benchmark]: TraceAbstraction took 781413.31 ms. Allocated memory was 369.1 MB in the beginning and 1.2 GB in the end (delta: 824.2 MB). Free memory was 328.7 MB in the beginning and 786.9 MB in the end (delta: -458.2 MB). Peak memory consumption was 367.4 MB. Max. memory is 16.0 GB. [2021-06-06 23:34:29,750 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 369.1 MB. Free memory was 349.7 MB in the beginning and 349.7 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.29 ms. Allocated memory is still 369.1 MB. Free memory was 348.4 MB in the beginning and 346.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 27.51 ms. Allocated memory is still 369.1 MB. Free memory was 346.9 MB in the beginning and 345.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 298.12 ms. Allocated memory is still 369.1 MB. Free memory was 345.8 MB in the beginning and 329.2 MB in the end (delta: 16.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 781413.31 ms. Allocated memory was 369.1 MB in the beginning and 1.2 GB in the end (delta: 824.2 MB). Free memory was 328.7 MB in the beginning and 786.9 MB in the end (delta: -458.2 MB). Peak memory consumption was 367.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 460060, positive: 423234, positive conditional: 423234, positive unconditional: 0, negative: 36826, negative conditional: 36826, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 426270, positive: 423234, positive conditional: 423234, positive unconditional: 0, negative: 3036, negative conditional: 3036, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 426270, positive: 422750, positive conditional: 0, positive unconditional: 422750, negative: 3520, negative conditional: 0, negative unconditional: 3520, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 216, positive: 215, positive conditional: 0, positive unconditional: 215, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 216, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 426270, positive: 422535, positive conditional: 0, positive unconditional: 422535, negative: 3519, negative conditional: 0, negative unconditional: 3519, unknown: 216, unknown conditional: 0, unknown unconditional: 216] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864, SemanticConditionEliminator.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65183, positive: 484, positive conditional: 484, positive unconditional: 0, negative: 64699, negative conditional: 13835, negative unconditional: 50864, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 112, negative conditional: 111, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 269, positive: 53, positive conditional: 9, positive unconditional: 44, negative: 216, negative conditional: 211, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 65183, positive: 480, positive conditional: 480, positive unconditional: 0, negative: 64588, negative conditional: 13724, negative unconditional: 50864, unknown: 115, unknown conditional: 115, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 219, Positive conditional cache size: 4, Positive unconditional cache size: 215, Negative cache size: 112, Negative conditional cache size: 111, Negative unconditional cache size: 1, Eliminated conditions: 50864 ], Maximal queried relation: 29, Independence queries for same thread: 33790 - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 274 with TraceHistMax 17,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 68 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 71 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 781283.0ms, OverallIterations: 30, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.5ms, PartialOrderReductionTime: 159977.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 864, 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: 450.0ms SsaConstructionTime, 2375.9ms SatisfiabilityAnalysisTime, 604242.2ms InterpolantComputationTime, 9122 NumberOfCodeBlocks, 9122 NumberOfCodeBlocksAsserted, 196 NumberOfCheckSat, 9064 ConstructedInterpolants, 1225 QuantifiedInterpolants, 501111 SizeOfPredicates, 417 NumberOfNonLiveVariables, 10874 ConjunctsInSsa, 3840 ConjunctsInUnsatCore, 58 InterpolantComputations, 1 PerfectInterpolantSequences, 840/41222 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