/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 20:25:18,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 20:25:18,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 20:25:18,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 20:25:18,670 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-NewStatesSleep-NoLbe-Symm.epf [2021-06-16 20:25:18,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 20:25:18,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 20:25:18,697 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 20:25:18,697 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 20:25:18,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 20:25:18,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 20:25:18,699 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 20:25:18,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 20:25:18,700 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 20:25:18,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 20:25:18,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 20:25:18,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 20:25:18,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 20:25:18,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 20:25:18,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 20:25:18,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 20:25:18,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 20:25:18,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 20:25:18,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 20:25:18,712 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 20:25:18,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 20:25:18,713 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 20:25:18,713 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 20:25:18,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 20:25:18,713 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 20:25:18,713 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-06-16 20:25:18,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 20:25:18,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 20:25:18,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 20:25:18,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 20:25:18,966 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-16 20:25:18,967 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-16 20:25:18,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl [2021-06-16 20:25:18,967 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl' [2021-06-16 20:25:18,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 20:25:19,000 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-16 20:25:19,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 20:25:19,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 20:25:19,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 20:25:19,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 20:25:19,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 20:25:19,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 20:25:19,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 20:25:19,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/1) ... [2021-06-16 20:25:19,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 20:25:19,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 20:25:19,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 20:25:19,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 20:25:19,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (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 [2021-06-16 20:25:19,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-16 20:25:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-16 20:25:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-16 20:25:19,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-16 20:25:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-16 20:25:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-16 20:25:19,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-16 20:25:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 20:25:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 20:25:19,099 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 20:25:19,331 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 20:25:19,331 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-16 20:25:19,332 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-16 20:25:19,333 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 08:25:19 BoogieIcfgContainer [2021-06-16 20:25:19,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 20:25:19,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 20:25:19,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 20:25:19,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 20:25:19,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:25:18" (1/2) ... [2021-06-16 20:25:19,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@248f2046 and model type unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 08:25:19, skipping insertion in model container [2021-06-16 20:25:19,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 08:25:19" (2/2) ... [2021-06-16 20:25:19,338 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.bpl [2021-06-16 20:25:19,341 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 20:25:19,341 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 20:25:19,342 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-16 20:25:19,342 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 20:25:19,380 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-16 20:25:19,396 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 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 [2021-06-16 20:25:19,445 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 20:25:19,445 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 20:25:19,445 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 20:25:19,445 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 20:25:19,445 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 20:25:19,446 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 20:25:19,446 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 20:25:19,446 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 20:25:19,472 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:19,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:19,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1485035801, now seen corresponding path program 1 times [2021-06-16 20:25:19,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:19,484 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088618389] [2021-06-16 20:25:19,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:19,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:19,653 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:19,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088618389] [2021-06-16 20:25:19,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088618389] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:25:19,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 20:25:19,654 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-16 20:25:19,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353242886] [2021-06-16 20:25:19,657 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-16 20:25:19,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:19,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-16 20:25:19,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-16 20:25:19,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:19,666 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:19,668 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:19,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:19,692 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 20:25:19,692 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:19,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:19,693 INFO L82 PathProgramCache]: Analyzing trace with hash -2042651181, now seen corresponding path program 1 times [2021-06-16 20:25:19,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:19,693 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961208127] [2021-06-16 20:25:19,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:19,726 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:19,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961208127] [2021-06-16 20:25:19,726 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961208127] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:19,727 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199287677] [2021-06-16 20:25:19,727 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 [2021-06-16 20:25:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:19,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-16 20:25:19,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:19,871 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 [2021-06-16 20:25:19,873 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:19,875 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:19,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:19,875 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-16 20:25:19,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:19,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199287677] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:19,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:19,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-16 20:25:19,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031852943] [2021-06-16 20:25:19,887 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 20:25:19,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:19,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 20:25:19,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-16 20:25:19,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:19,888 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:19,888 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:19,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:19,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,136 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:20,137 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:20,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:20,138 INFO L82 PathProgramCache]: Analyzing trace with hash 268202073, now seen corresponding path program 2 times [2021-06-16 20:25:20,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:20,138 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442670397] [2021-06-16 20:25:20,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:20,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:20,170 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:20,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442670397] [2021-06-16 20:25:20,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442670397] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:20,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [276270027] [2021-06-16 20:25:20,171 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 [2021-06-16 20:25:20,201 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:25:20,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:20,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-16 20:25:20,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:20,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:20,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [276270027] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:20,238 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:20,239 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-16 20:25:20,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406764494] [2021-06-16 20:25:20,239 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 20:25:20,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:20,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 20:25:20,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-16 20:25:20,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:20,240 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:20,240 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:20,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:20,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:20,484 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:20,485 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:20,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:20,485 INFO L82 PathProgramCache]: Analyzing trace with hash 549941096, now seen corresponding path program 1 times [2021-06-16 20:25:20,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:20,486 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001294762] [2021-06-16 20:25:20,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:20,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:20,568 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:20,568 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001294762] [2021-06-16 20:25:20,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001294762] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:20,568 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053254669] [2021-06-16 20:25:20,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-16 20:25:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:20,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-16 20:25:20,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:20,779 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:20,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-06-16 20:25:20,783 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:20,785 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:20,785 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:20,785 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-16 20:25:20,793 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:20,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053254669] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:20,793 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:20,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-16 20:25:20,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860457887] [2021-06-16 20:25:20,794 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 20:25:20,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:20,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 20:25:20,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-16 20:25:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:20,796 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:20,796 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:20,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:20,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:20,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:20,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:20,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:21,079 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:21,079 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:21,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:21,080 INFO L82 PathProgramCache]: Analyzing trace with hash 781826158, now seen corresponding path program 2 times [2021-06-16 20:25:21,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:21,080 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767340063] [2021-06-16 20:25:21,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:21,142 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:21,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767340063] [2021-06-16 20:25:21,142 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767340063] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:21,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247994484] [2021-06-16 20:25:21,142 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 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 [2021-06-16 20:25:21,208 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:25:21,208 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:21,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-16 20:25:21,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:21,342 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:21,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-06-16 20:25:21,359 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:21,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:21,361 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:21,361 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-16 20:25:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:21,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1247994484] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:21,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:21,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-16 20:25:21,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695782819] [2021-06-16 20:25:21,367 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 20:25:21,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:21,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 20:25:21,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-06-16 20:25:21,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:21,368 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:21,368 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 12 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:21,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:21,672 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:21,673 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:21,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:21,673 INFO L82 PathProgramCache]: Analyzing trace with hash -619671512, now seen corresponding path program 3 times [2021-06-16 20:25:21,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:21,674 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697944934] [2021-06-16 20:25:21,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:21,726 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:21,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697944934] [2021-06-16 20:25:21,726 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697944934] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:21,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213527317] [2021-06-16 20:25:21,726 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 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 [2021-06-16 20:25:21,760 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-16 20:25:21,760 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:21,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-16 20:25:21,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:21,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [213527317] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:21,824 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:21,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-16 20:25:21,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565174816] [2021-06-16 20:25:21,825 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-16 20:25:21,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:21,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-16 20:25:21,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-06-16 20:25:21,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:21,825 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:21,826 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:21,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:21,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:21,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:21,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:22,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:22,097 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:22,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:22,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1204336263, now seen corresponding path program 4 times [2021-06-16 20:25:22,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:22,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943361287] [2021-06-16 20:25:22,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:22,199 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:22,199 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:22,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943361287] [2021-06-16 20:25:22,199 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943361287] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:22,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059869719] [2021-06-16 20:25:22,199 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 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 [2021-06-16 20:25:22,228 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 20:25:22,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:22,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-16 20:25:22,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:22,438 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:22,438 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-06-16 20:25:22,502 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:22,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:22,504 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:22,504 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-16 20:25:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:22,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059869719] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:22,510 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:22,510 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-16 20:25:22,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464675104] [2021-06-16 20:25:22,511 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-16 20:25:22,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:22,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-16 20:25:22,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2021-06-16 20:25:22,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:22,513 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:22,513 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:22,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:22,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:22,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:22,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:22,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:22,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:22,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:22,871 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-16 20:25:22,871 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:22,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:22,872 INFO L82 PathProgramCache]: Analyzing trace with hash 576133811, now seen corresponding path program 5 times [2021-06-16 20:25:22,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:22,872 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721404294] [2021-06-16 20:25:22,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:22,973 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:22,973 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:22,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721404294] [2021-06-16 20:25:22,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721404294] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:22,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889698050] [2021-06-16 20:25:22,973 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 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 [2021-06-16 20:25:23,016 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-16 20:25:23,016 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:23,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-16 20:25:23,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:23,207 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:23,208 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 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-16 20:25:23,296 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:23,298 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:23,298 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:23,298 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-16 20:25:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:23,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889698050] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:23,303 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:23,304 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-16 20:25:23,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468117131] [2021-06-16 20:25:23,304 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-16 20:25:23,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:23,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-16 20:25:23,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-06-16 20:25:23,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:23,305 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:23,305 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 18 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:23,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:23,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-16 20:25:23,612 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:23,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:23,613 INFO L82 PathProgramCache]: Analyzing trace with hash -63868743, now seen corresponding path program 6 times [2021-06-16 20:25:23,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:23,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397430958] [2021-06-16 20:25:23,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:23,678 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:23,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:23,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397430958] [2021-06-16 20:25:23,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397430958] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:23,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086836257] [2021-06-16 20:25:23,678 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 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 [2021-06-16 20:25:23,704 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-16 20:25:23,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:23,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-16 20:25:23,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:23,750 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:23,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086836257] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:23,751 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:23,751 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-06-16 20:25:23,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272348127] [2021-06-16 20:25:23,751 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 20:25:23,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:23,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 20:25:23,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-06-16 20:25:23,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:23,752 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:23,752 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:23,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:23,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:23,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:24,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-16 20:25:24,060 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:24,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:24,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1154319608, now seen corresponding path program 7 times [2021-06-16 20:25:24,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:24,060 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389251558] [2021-06-16 20:25:24,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:24,199 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:24,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:24,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389251558] [2021-06-16 20:25:24,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389251558] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:24,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351586448] [2021-06-16 20:25:24,200 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 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 [2021-06-16 20:25:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:24,230 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-16 20:25:24,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:24,532 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:24,532 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 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-06-16 20:25:24,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:24,789 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:24,789 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:24,789 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-16 20:25:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:24,796 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351586448] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:24,796 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:24,796 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-16 20:25:24,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376205076] [2021-06-16 20:25:24,796 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-16 20:25:24,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:24,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-16 20:25:24,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-06-16 20:25:24,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:24,797 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:24,797 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:24,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:24,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:25,200 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-16 20:25:25,200 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:25,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:25,200 INFO L82 PathProgramCache]: Analyzing trace with hash -2016450674, now seen corresponding path program 8 times [2021-06-16 20:25:25,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:25,201 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180187390] [2021-06-16 20:25:25,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:25,328 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:25,328 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:25,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180187390] [2021-06-16 20:25:25,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180187390] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:25,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248582625] [2021-06-16 20:25:25,328 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-06-16 20:25:25,364 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:25:25,364 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:25,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-16 20:25:25,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:25,683 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:25,683 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 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-06-16 20:25:26,275 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:26,276 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:26,277 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:26,277 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-16 20:25:26,282 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:26,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [248582625] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:26,282 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:26,282 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-16 20:25:26,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318920643] [2021-06-16 20:25:26,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-16 20:25:26,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:26,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-16 20:25:26,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-16 20:25:26,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:26,283 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:26,283 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.4) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:26,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:26,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:26,699 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2021-06-16 20:25:26,699 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:26,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:26,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1322257352, now seen corresponding path program 9 times [2021-06-16 20:25:26,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:26,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047783420] [2021-06-16 20:25:26,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:26,775 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:26,775 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:26,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047783420] [2021-06-16 20:25:26,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047783420] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:26,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948122222] [2021-06-16 20:25:26,775 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 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 [2021-06-16 20:25:26,804 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-16 20:25:26,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:26,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-16 20:25:26,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:26,853 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948122222] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:26,853 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:26,853 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-16 20:25:26,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957480436] [2021-06-16 20:25:26,854 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-16 20:25:26,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:26,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-16 20:25:26,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-06-16 20:25:26,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:26,855 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:26,855 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:26,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:26,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:26,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:25:27,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:27,191 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:27,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:27,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1134083623, now seen corresponding path program 10 times [2021-06-16 20:25:27,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:27,191 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925283995] [2021-06-16 20:25:27,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:27,381 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:27,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925283995] [2021-06-16 20:25:27,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925283995] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:27,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676161254] [2021-06-16 20:25:27,381 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 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 [2021-06-16 20:25:27,410 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 20:25:27,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:27,411 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-16 20:25:27,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:27,941 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-16 20:25:27,942 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:27,942 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 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-06-16 20:25:29,728 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:29,729 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:29,730 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:29,730 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-16 20:25:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:29,734 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676161254] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:29,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:29,735 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-16 20:25:29,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650731372] [2021-06-16 20:25:29,735 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-16 20:25:29,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:29,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-16 20:25:29,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-06-16 20:25:29,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:29,736 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:29,736 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:25:29,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:30,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:30,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:30,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:30,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:25:30,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 20:25:30,287 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-06-16 20:25:30,287 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:30,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:30,287 INFO L82 PathProgramCache]: Analyzing trace with hash -976240749, now seen corresponding path program 11 times [2021-06-16 20:25:30,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:30,288 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454608993] [2021-06-16 20:25:30,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:30,458 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:30,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454608993] [2021-06-16 20:25:30,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454608993] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:30,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146856729] [2021-06-16 20:25:30,459 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 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 [2021-06-16 20:25:30,490 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-16 20:25:30,490 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:30,491 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-16 20:25:30,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:31,035 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-16 20:25:31,036 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:31,036 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 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-06-16 20:25:32,073 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-06-16 20:25:32,887 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-06-16 20:25:33,037 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-06-16 20:25:33,322 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-16 20:25:33,607 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-16 20:25:33,938 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-06-16 20:25:34,327 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-06-16 20:25:35,045 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-16 20:25:35,176 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-16 20:25:35,366 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-06-16 20:25:36,370 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:25:36,371 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:36,371 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:25:36,371 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-16 20:25:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:36,377 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146856729] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:36,377 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:36,377 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-16 20:25:36,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575518717] [2021-06-16 20:25:36,377 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-16 20:25:36,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:36,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-16 20:25:36,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-06-16 20:25:36,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:36,378 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:36,378 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:36,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:36,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:36,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:36,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-16 20:25:36,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:36,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:25:36,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 20:25:36,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:25:36,947 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable440,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:36,948 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:36,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:36,948 INFO L82 PathProgramCache]: Analyzing trace with hash -378078951, now seen corresponding path program 12 times [2021-06-16 20:25:36,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:36,948 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199109387] [2021-06-16 20:25:36,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:37,050 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:37,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199109387] [2021-06-16 20:25:37,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199109387] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:37,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542498156] [2021-06-16 20:25:37,050 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 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 [2021-06-16 20:25:37,081 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-16 20:25:37,081 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:25:37,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-16 20:25:37,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:37,140 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542498156] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:37,140 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:25:37,140 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-06-16 20:25:37,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152032737] [2021-06-16 20:25:37,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-16 20:25:37,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:25:37,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-16 20:25:37,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-06-16 20:25:37,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:37,141 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:25:37,141 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.5) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:25:37,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:37,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:37,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:25:37,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:25:37,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 20:25:37,537 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable900,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:25:37,537 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:25:37,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:25:37,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1990065832, now seen corresponding path program 13 times [2021-06-16 20:25:37,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:25:37,538 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353673850] [2021-06-16 20:25:37,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:25:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:37,775 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:25:37,775 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:25:37,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353673850] [2021-06-16 20:25:37,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353673850] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:25:37,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1863161040] [2021-06-16 20:25:37,775 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 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 [2021-06-16 20:25:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:25:37,804 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-16 20:25:37,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:25:38,514 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-16 20:25:38,515 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:25:38,515 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 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-16 20:25:39,516 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-06-16 20:25:39,695 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-16 20:25:39,878 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-16 20:25:40,081 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-06-16 20:25:40,469 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-06-16 20:25:40,674 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-06-16 20:25:40,920 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-06-16 20:25:41,121 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-06-16 20:25:41,592 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-06-16 20:25:42,350 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-06-16 20:25:42,591 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-06-16 20:25:42,705 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-06-16 20:25:43,865 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-06-16 20:25:44,317 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-06-16 20:25:44,523 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-06-16 20:25:45,398 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-06-16 20:25:45,915 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-06-16 20:25:46,385 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-06-16 20:25:46,658 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-06-16 20:25:47,440 WARN L205 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-16 20:25:48,208 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-16 20:25:49,077 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-06-16 20:25:50,089 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-06-16 20:25:50,265 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-06-16 20:25:51,081 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-06-16 20:25:51,443 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-06-16 20:25:51,872 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-06-16 20:25:52,352 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-16 20:25:52,837 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-16 20:25:53,378 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-06-16 20:25:53,946 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-06-16 20:25:54,193 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-06-16 20:25:54,397 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-06-16 20:25:54,603 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-06-16 20:25:55,345 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-06-16 20:25:55,970 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-06-16 20:25:56,264 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-06-16 20:25:57,037 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-06-16 20:25:57,501 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-06-16 20:25:58,032 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-06-16 20:25:59,034 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-06-16 20:25:59,873 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-06-16 20:26:00,945 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-06-16 20:26:01,980 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-16 20:26:03,039 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-16 20:26:04,163 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-06-16 20:26:04,326 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-06-16 20:26:04,671 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-06-16 20:26:05,374 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-06-16 20:26:05,547 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-16 20:26:05,713 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-16 20:26:05,889 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-06-16 20:26:06,063 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-06-16 20:26:06,378 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:26:06,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:26:06,379 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:26:06,379 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-16 20:26:06,384 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:26:06,384 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1863161040] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:26:06,384 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:26:06,384 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-06-16 20:26:06,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893298828] [2021-06-16 20:26:06,385 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-16 20:26:06,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:26:06,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-16 20:26:06,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1241, Unknown=0, NotChecked=0, Total=1332 [2021-06-16 20:26:06,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:26:06,385 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:26:06,386 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 36 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 20:26:06,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:26:06,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-16 20:26:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 20:26:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:26:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:26:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:26:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 20:26:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:26:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 20:26:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-16 20:26:07,052 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable901,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:26:07,053 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:26:07,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:26:07,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1297936046, now seen corresponding path program 14 times [2021-06-16 20:26:07,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:26:07,053 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846113666] [2021-06-16 20:26:07,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:26:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:26:07,292 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:26:07,292 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:26:07,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846113666] [2021-06-16 20:26:07,292 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846113666] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:26:07,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714088672] [2021-06-16 20:26:07,292 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 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 [2021-06-16 20:26:07,323 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:26:07,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:26:07,324 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-16 20:26:07,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:26:08,096 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-16 20:26:08,097 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:26:08,097 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 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-06-16 20:26:09,305 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-06-16 20:26:09,473 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-06-16 20:26:09,681 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-06-16 20:26:10,972 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-06-16 20:26:11,161 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-06-16 20:26:11,401 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-06-16 20:26:11,941 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-06-16 20:26:12,486 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-06-16 20:26:13,151 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-06-16 20:26:13,916 WARN L205 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-06-16 20:26:14,789 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-16 20:26:15,652 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-16 20:26:16,699 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-06-16 20:26:19,018 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-06-16 20:26:20,737 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-06-16 20:26:21,807 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-06-16 20:26:23,371 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-06-16 20:26:24,205 WARN L205 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-06-16 20:26:24,531 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-06-16 20:26:25,432 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-06-16 20:26:25,542 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-06-16 20:26:25,686 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-16 20:26:26,710 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-06-16 20:26:26,894 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-06-16 20:26:27,088 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-06-16 20:26:27,910 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-06-16 20:26:28,230 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-06-16 20:26:28,632 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-06-16 20:26:29,770 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-16 20:26:29,940 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-06-16 20:26:30,460 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-06-16 20:26:30,944 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-06-16 20:26:31,105 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-06-16 20:26:31,320 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-06-16 20:26:31,488 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-06-16 20:26:32,116 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-06-16 20:26:32,403 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-06-16 20:26:32,527 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-06-16 20:26:32,688 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-06-16 20:26:32,850 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-06-16 20:26:33,437 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 210 [2021-06-16 20:26:34,082 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-06-16 20:26:34,249 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-06-16 20:26:34,476 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-06-16 20:26:34,804 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-06-16 20:26:36,128 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-06-16 20:26:36,289 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-06-16 20:26:36,754 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-06-16 20:26:37,816 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-06-16 20:26:39,291 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-06-16 20:26:39,460 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-06-16 20:26:39,667 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-06-16 20:26:39,815 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-06-16 20:26:40,639 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-06-16 20:26:40,809 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-06-16 20:26:41,161 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 219 [2021-06-16 20:26:42,113 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-06-16 20:26:42,352 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-06-16 20:26:43,412 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-06-16 20:26:43,617 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-06-16 20:26:44,109 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-06-16 20:26:44,745 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-06-16 20:26:45,493 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-06-16 20:26:46,867 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-06-16 20:26:47,025 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-06-16 20:26:47,266 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-06-16 20:26:47,551 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-06-16 20:26:48,262 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-06-16 20:26:48,731 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-06-16 20:26:48,979 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-06-16 20:26:49,511 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2021-06-16 20:26:49,863 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-06-16 20:26:50,235 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-06-16 20:26:51,188 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-06-16 20:26:51,351 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-06-16 20:26:51,999 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-06-16 20:26:52,746 WARN L205 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-06-16 20:26:54,039 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-06-16 20:26:56,188 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-06-16 20:26:57,159 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-06-16 20:26:57,326 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-06-16 20:26:57,983 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-06-16 20:26:58,691 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-06-16 20:26:59,064 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-06-16 20:26:59,205 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-16 20:27:00,007 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 212 [2021-06-16 20:27:00,183 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-06-16 20:27:01,034 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-06-16 20:27:01,234 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-06-16 20:27:01,650 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-06-16 20:27:02,677 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-06-16 20:27:03,266 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-06-16 20:27:03,726 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-06-16 20:27:03,977 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-06-16 20:27:04,518 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-06-16 20:27:04,959 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-06-16 20:27:05,407 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-06-16 20:27:06,211 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-06-16 20:27:06,562 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-06-16 20:27:07,410 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-06-16 20:27:08,437 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-06-16 20:27:09,974 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-06-16 20:27:12,380 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-06-16 20:27:17,319 WARN L205 SmtUtils]: Spent 4.93 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-06-16 20:27:23,930 WARN L205 SmtUtils]: Spent 6.59 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-06-16 20:27:32,262 WARN L205 SmtUtils]: Spent 8.31 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-06-16 20:27:42,002 WARN L205 SmtUtils]: Spent 9.72 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-06-16 20:27:43,292 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-06-16 20:27:44,137 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-06-16 20:27:44,308 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-06-16 20:27:44,543 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-06-16 20:27:44,649 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-06-16 20:27:45,783 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-06-16 20:27:46,270 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-06-16 20:27:46,927 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-16 20:27:47,053 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-16 20:27:47,538 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 212 [2021-06-16 20:27:47,982 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-06-16 20:27:48,232 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-16 20:27:48,479 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-16 20:27:48,931 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-06-16 20:27:49,692 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-06-16 20:27:50,408 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-06-16 20:27:50,595 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-06-16 20:27:51,470 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-06-16 20:27:51,716 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-06-16 20:27:52,174 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-06-16 20:27:53,484 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-06-16 20:27:55,060 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-06-16 20:27:55,340 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-06-16 20:27:55,496 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-06-16 20:27:55,626 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-06-16 20:27:55,858 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-06-16 20:27:56,519 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-06-16 20:27:56,807 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-06-16 20:27:57,282 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-06-16 20:27:57,397 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-06-16 20:27:57,936 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-06-16 20:27:58,521 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-06-16 20:27:58,705 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 195 [2021-06-16 20:27:59,444 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-06-16 20:27:59,823 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-06-16 20:28:00,633 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-06-16 20:28:01,293 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-06-16 20:28:01,448 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-06-16 20:28:01,699 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-06-16 20:28:02,150 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 193 [2021-06-16 20:28:02,253 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2021-06-16 20:28:02,951 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-06-16 20:28:03,501 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-06-16 20:28:03,860 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-06-16 20:28:05,111 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-06-16 20:28:06,590 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-06-16 20:28:09,914 WARN L205 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-06-16 20:28:10,025 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-06-16 20:28:10,177 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-06-16 20:28:10,296 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-06-16 20:28:11,146 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-06-16 20:28:12,021 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-06-16 20:28:12,224 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-06-16 20:28:12,428 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-06-16 20:28:12,613 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-06-16 20:28:12,927 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-06-16 20:28:13,287 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-06-16 20:28:13,471 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-06-16 20:28:13,743 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-06-16 20:28:14,202 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-06-16 20:28:14,387 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-06-16 20:28:14,640 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-06-16 20:28:14,778 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-06-16 20:28:15,412 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-06-16 20:28:15,791 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-06-16 20:28:15,979 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-06-16 20:28:16,251 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-06-16 20:28:16,662 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-06-16 20:28:17,280 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-06-16 20:28:17,416 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-06-16 20:28:18,357 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-06-16 20:28:19,312 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-06-16 20:28:19,532 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-16 20:28:19,748 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-16 20:28:20,100 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-06-16 20:28:20,612 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-06-16 20:28:21,598 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-06-16 20:28:21,845 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-06-16 20:28:22,345 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-06-16 20:28:23,582 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-06-16 20:28:28,863 WARN L205 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-06-16 20:28:34,820 WARN L205 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-06-16 20:28:42,309 WARN L205 SmtUtils]: Spent 7.47 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-06-16 20:28:51,168 WARN L205 SmtUtils]: Spent 8.84 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-06-16 20:28:52,131 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-06-16 20:28:52,990 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-06-16 20:28:53,158 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-16 20:28:54,216 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-06-16 20:28:54,370 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-06-16 20:28:54,553 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-06-16 20:28:54,843 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-06-16 20:28:55,729 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-06-16 20:28:56,251 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-06-16 20:28:57,021 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-06-16 20:28:57,878 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-06-16 20:28:59,418 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 223 [2021-06-16 20:28:59,540 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-06-16 20:28:59,690 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-06-16 20:28:59,914 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-06-16 20:29:00,638 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-06-16 20:29:01,404 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-06-16 20:29:01,791 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-06-16 20:29:02,354 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-06-16 20:29:03,927 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-06-16 20:29:05,621 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-06-16 20:29:07,584 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-06-16 20:29:19,775 WARN L205 SmtUtils]: Spent 12.18 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-06-16 20:29:43,393 WARN L205 SmtUtils]: Spent 23.59 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-06-16 20:30:10,105 WARN L205 SmtUtils]: Spent 26.68 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-06-16 20:30:11,263 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-06-16 20:30:11,425 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-06-16 20:30:12,833 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-06-16 20:30:13,050 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-06-16 20:30:13,480 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-06-16 20:30:14,000 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-06-16 20:30:44,154 WARN L205 SmtUtils]: Spent 30.14 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-06-16 20:31:18,464 WARN L205 SmtUtils]: Spent 34.27 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-16 20:31:52,685 WARN L205 SmtUtils]: Spent 34.18 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-16 20:32:31,112 WARN L205 SmtUtils]: Spent 38.40 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-06-16 20:33:29,174 WARN L205 SmtUtils]: Spent 58.02 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-06-16 20:34:26,777 WARN L205 SmtUtils]: Spent 57.56 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-06-16 20:35:27,054 WARN L205 SmtUtils]: Spent 1.00 m on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-06-16 20:35:34,769 WARN L205 SmtUtils]: Spent 7.68 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-06-16 20:35:48,138 WARN L205 SmtUtils]: Spent 13.36 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-06-16 20:35:48,408 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-06-16 20:35:57,047 WARN L205 SmtUtils]: Spent 8.63 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-06-16 20:35:57,571 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-06-16 20:35:57,961 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-06-16 20:36:02,804 WARN L205 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-06-16 20:36:02,927 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-06-16 20:36:03,047 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-06-16 20:36:04,127 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-06-16 20:36:04,589 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-06-16 20:36:04,892 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-06-16 20:36:05,990 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-06-16 20:36:06,097 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-06-16 20:36:06,203 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 208 [2021-06-16 20:36:06,596 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-06-16 20:36:06,964 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-06-16 20:36:08,135 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-06-16 20:36:08,415 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-06-16 20:36:08,802 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-06-16 20:36:09,287 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-06-16 20:36:10,392 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-06-16 20:36:10,607 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-06-16 20:36:11,880 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-06-16 20:36:12,041 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-06-16 20:36:12,564 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-06-16 20:36:12,919 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-06-16 20:36:13,023 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-06-16 20:36:14,660 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-06-16 20:36:15,112 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-06-16 20:36:15,382 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-06-16 20:36:15,770 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-06-16 20:36:16,644 WARN L205 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-06-16 20:36:18,849 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-06-16 20:36:21,516 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-06-16 20:36:24,662 WARN L205 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-06-16 20:36:30,071 WARN L205 SmtUtils]: Spent 5.40 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-06-16 20:36:30,461 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-16 20:36:30,670 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-06-16 20:36:32,013 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-06-16 20:36:32,257 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-06-16 20:36:32,619 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-06-16 20:36:38,511 WARN L205 SmtUtils]: Spent 5.89 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-06-16 20:36:39,123 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-06-16 20:36:39,846 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-06-16 20:36:40,003 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-06-16 20:36:40,225 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-06-16 20:36:40,335 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-06-16 20:36:41,049 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-06-16 20:36:41,203 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-06-16 20:36:41,995 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-06-16 20:36:42,200 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-06-16 20:36:42,560 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-06-16 20:36:43,204 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-06-16 20:36:44,042 WARN L205 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-06-16 20:36:51,622 WARN L205 SmtUtils]: Spent 7.57 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-06-16 20:37:00,441 WARN L205 SmtUtils]: Spent 8.80 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-06-16 20:37:18,301 WARN L205 SmtUtils]: Spent 17.83 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-06-16 20:37:45,054 WARN L205 SmtUtils]: Spent 26.71 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-06-16 20:38:58,346 WARN L205 SmtUtils]: Spent 1.22 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-06-16 20:39:16,789 WARN L205 SmtUtils]: Spent 18.43 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-06-16 20:39:17,220 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-06-16 20:39:17,448 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-06-16 20:39:17,555 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 212 [2021-06-16 20:39:18,579 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-06-16 20:39:18,827 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-06-16 20:39:18,977 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-06-16 20:39:19,800 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-06-16 20:39:20,025 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-06-16 20:39:20,323 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-06-16 20:39:21,149 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-06-16 20:39:21,866 WARN L205 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-06-16 20:39:39,382 WARN L205 SmtUtils]: Spent 17.51 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-06-16 20:39:46,843 WARN L205 SmtUtils]: Spent 7.45 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-06-16 20:39:51,761 WARN L205 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-06-16 20:39:52,057 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-06-16 20:39:52,333 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-06-16 20:39:52,583 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-06-16 20:39:52,702 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 Received shutdown request... [2021-06-16 20:39:53,477 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2422 [2021-06-16 20:39:53,477 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 20:39:53,482 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 20:39:53,483 WARN L196 ceAbstractionStarter]: Timeout [2021-06-16 20:39:53,483 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 08:39:53 BasicIcfg [2021-06-16 20:39:53,483 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 20:39:53,484 INFO L168 Benchmark]: Toolchain (without parser) took 874484.51 ms. Allocated memory was 204.5 MB in the beginning and 1.1 GB in the end (delta: 858.8 MB). Free memory was 185.0 MB in the beginning and 530.5 MB in the end (delta: -345.5 MB). Peak memory consumption was 668.5 MB. Max. memory is 8.0 GB. [2021-06-16 20:39:53,484 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 204.5 MB. Free memory is still 186.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 20:39:53,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.92 ms. Allocated memory is still 204.5 MB. Free memory was 184.9 MB in the beginning and 183.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-16 20:39:53,484 INFO L168 Benchmark]: Boogie Preprocessor took 12.81 ms. Allocated memory is still 204.5 MB. Free memory was 183.5 MB in the beginning and 182.5 MB in the end (delta: 931.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-16 20:39:53,484 INFO L168 Benchmark]: RCFGBuilder took 298.67 ms. Allocated memory is still 204.5 MB. Free memory was 182.4 MB in the beginning and 167.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-06-16 20:39:53,484 INFO L168 Benchmark]: TraceAbstraction took 874149.49 ms. Allocated memory was 204.5 MB in the beginning and 1.1 GB in the end (delta: 858.8 MB). Free memory was 167.2 MB in the beginning and 530.5 MB in the end (delta: -363.3 MB). Peak memory consumption was 650.6 MB. Max. memory is 8.0 GB. [2021-06-16 20:39:53,484 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 204.5 MB. Free memory is still 186.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.92 ms. Allocated memory is still 204.5 MB. Free memory was 184.9 MB in the beginning and 183.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.81 ms. Allocated memory is still 204.5 MB. Free memory was 183.5 MB in the beginning and 182.5 MB in the end (delta: 931.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 298.67 ms. Allocated memory is still 204.5 MB. Free memory was 182.4 MB in the beginning and 167.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 874149.49 ms. Allocated memory was 204.5 MB in the beginning and 1.1 GB in the end (delta: 858.8 MB). Free memory was 167.2 MB in the beginning and 530.5 MB in the end (delta: -363.3 MB). Peak memory consumption was 650.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 527, positive: 357, positive conditional: 357, positive unconditional: 0, negative: 170, negative conditional: 170, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 357, positive: 357, positive conditional: 357, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 357, positive: 357, positive conditional: 0, positive unconditional: 357, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 357, positive: 352, positive conditional: 0, positive unconditional: 352, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 170 - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 27 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 874063.6ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.2ms, PartialOrderReductionTime: 2596.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 164, 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: 61.2ms SsaConstructionTime, 256.5ms SatisfiabilityAnalysisTime, 41110.6ms InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 519 ConstructedInterpolants, 0 QuantifiedInterpolants, 5601 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1065 ConjunctsInSsa, 395 ConjunctsInUnsatCore, 31 InterpolantComputations, 1 PerfectInterpolantSequences, 165/840 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