/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9b7772ad7705253c1305067fc38dc9bc7271fbe3-9b7772a [2021-04-15 08:03:01,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-15 08:03:01,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-15 08:03:01,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-15 08:03:01,647 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.epf [2021-04-15 08:03:01,684 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-15 08:03:01,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-15 08:03:01,685 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-04-15 08:03:01,685 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-04-15 08:03:01,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-15 08:03:01,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-15 08:03:01,688 INFO L138 SettingsManager]: * Use SBE=true [2021-04-15 08:03:01,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-15 08:03:01,689 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-15 08:03:01,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-15 08:03:01,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-15 08:03:01,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-15 08:03:01,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-15 08:03:01,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-15 08:03:01,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-15 08:03:01,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-15 08:03:01,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-15 08:03:01,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-15 08:03:01,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-15 08:03:01,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-15 08:03:01,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-15 08:03:01,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-15 08:03:01,692 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-04-15 08:03:01,692 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-04-15 08:03:01,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-15 08:03:01,693 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-04-15 08:03:01,693 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-15 08:03:01,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-15 08:03:02,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-15 08:03:02,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-15 08:03:02,013 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-04-15 08:03:02,014 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-04-15 08:03:02,015 INFO L432 ainManager$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 [2021-04-15 08:03:02,015 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl' [2021-04-15 08:03:02,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-15 08:03:02,056 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-15 08:03:02,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-15 08:03:02,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-15 08:03:02,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-15 08:03:02,072 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,079 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-15 08:03:02,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-15 08:03:02,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-15 08:03:02,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-15 08:03:02,096 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,096 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,097 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,097 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,100 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,102 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,103 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 15.04 08:03:02" (1/1) ... [2021-04-15 08:03:02,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-15 08:03:02,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-15 08:03:02,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-15 08:03:02,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-15 08:03:02,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 08:03:02" (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 [2021-04-15 08:03:02,170 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-04-15 08:03:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-04-15 08:03:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-04-15 08:03:02,170 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-04-15 08:03:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-04-15 08:03:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-04-15 08:03:02,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-04-15 08:03:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-15 08:03:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-15 08:03:02,172 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-15 08:03:02,363 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-15 08:03:02,363 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-04-15 08:03:02,364 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-04-15 08:03:02,365 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 08:03:02 BoogieIcfgContainer [2021-04-15 08:03:02,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-15 08:03:02,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-15 08:03:02,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-15 08:03:02,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-15 08:03:02,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 08:03:02" (1/2) ... [2021-04-15 08:03:02,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a900b01 and model type unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 08:03:02, skipping insertion in model container [2021-04-15 08:03:02,371 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 15.04 08:03:02" (2/2) ... [2021-04-15 08:03:02,372 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.bpl [2021-04-15 08:03:02,377 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-04-15 08:03:02,377 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-15 08:03:02,380 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-15 08:03:02,381 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-15 08:03:02,406 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-04-15 08:03:02,422 INFO L253 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 [2021-04-15 08:03:02,519 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-15 08:03:02,519 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-15 08:03:02,519 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-15 08:03:02,519 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-15 08:03:02,519 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-15 08:03:02,520 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-15 08:03:02,520 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-15 08:03:02,520 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-15 08:03:02,540 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:02,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:02,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1485035801, now seen corresponding path program 1 times [2021-04-15 08:03:02,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:02,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190689917] [2021-04-15 08:03:02,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:02,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190689917] [2021-04-15 08:03:02,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-15 08:03:02,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-15 08:03:02,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168462307] [2021-04-15 08:03:02,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-15 08:03:02,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:02,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-15 08:03:02,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-04-15 08:03:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:02,761 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:02,765 INFO L481 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) [2021-04-15 08:03:02,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:02,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:02,819 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-15 08:03:02,820 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:02,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:02,823 INFO L82 PathProgramCache]: Analyzing trace with hash -2042651181, now seen corresponding path program 1 times [2021-04-15 08:03:02,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:02,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665003700] [2021-04-15 08:03:02,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:02,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:02,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665003700] [2021-04-15 08:03:02,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420556373] [2021-04-15 08:03:02,907 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 [2021-04-15 08:03:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:02,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-15 08:03:02,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:03,216 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 [2021-04-15 08:03:03,218 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:03,223 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:03,225 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:03,225 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-04-15 08:03:03,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:03,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:03,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-04-15 08:03:03,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145422058] [2021-04-15 08:03:03,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-15 08:03:03,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:03,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-15 08:03:03,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-04-15 08:03:03,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:03,254 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:03,255 INFO L481 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) [2021-04-15 08:03:03,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:03,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:03,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:03,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:03,521 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:03:03,521 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:03,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:03,522 INFO L82 PathProgramCache]: Analyzing trace with hash 268202073, now seen corresponding path program 2 times [2021-04-15 08:03:03,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:03,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633490353] [2021-04-15 08:03:03,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:03,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633490353] [2021-04-15 08:03:03,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361236651] [2021-04-15 08:03:03,557 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 [2021-04-15 08:03:03,582 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 08:03:03,582 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:03,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-04-15 08:03:03,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:03,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:03,621 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:03,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-04-15 08:03:03,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395504975] [2021-04-15 08:03:03,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-15 08:03:03,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:03,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-15 08:03:03,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-04-15 08:03:03,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:03,623 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:03,623 INFO L481 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) [2021-04-15 08:03:03,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:03,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:03,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:03,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:03,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:03,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:03,869 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:03:03,869 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:03,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:03,870 INFO L82 PathProgramCache]: Analyzing trace with hash 549941096, now seen corresponding path program 1 times [2021-04-15 08:03:03,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:03,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180449618] [2021-04-15 08:03:03,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:03,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180449618] [2021-04-15 08:03:03,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1181980194] [2021-04-15 08:03:03,958 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 [2021-04-15 08:03:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:03,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 20 conjunts are in the unsatisfiable core [2021-04-15 08:03:03,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:04,170 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:04,171 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 [2021-04-15 08:03:04,178 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:04,179 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:04,181 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:04,181 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-04-15 08:03:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:04,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:04,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-04-15 08:03:04,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642672376] [2021-04-15 08:03:04,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-04-15 08:03:04,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:04,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-04-15 08:03:04,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-04-15 08:03:04,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:04,201 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:04,201 INFO L481 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) [2021-04-15 08:03:04,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:04,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:04,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:04,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:04,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:04,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:04,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:04,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:04,516 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:03:04,516 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:04,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:04,517 INFO L82 PathProgramCache]: Analyzing trace with hash 781826158, now seen corresponding path program 2 times [2021-04-15 08:03:04,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:04,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474535576] [2021-04-15 08:03:04,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:04,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474535576] [2021-04-15 08:03:04,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835877743] [2021-04-15 08:03:04,680 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 [2021-04-15 08:03:04,707 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 08:03:04,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:04,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 22 conjunts are in the unsatisfiable core [2021-04-15 08:03:04,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:04,891 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:04,892 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 [2021-04-15 08:03:04,906 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:04,908 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:04,908 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:04,909 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-04-15 08:03:04,915 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:04,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:04,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-04-15 08:03:04,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496207617] [2021-04-15 08:03:04,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-04-15 08:03:04,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:04,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-04-15 08:03:04,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-04-15 08:03:04,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:04,918 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:04,918 INFO L481 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) [2021-04-15 08:03:04,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:05,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:05,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:05,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:05,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:05,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:05,228 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:03:05,229 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:05,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:05,230 INFO L82 PathProgramCache]: Analyzing trace with hash -619671512, now seen corresponding path program 3 times [2021-04-15 08:03:05,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:05,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260907283] [2021-04-15 08:03:05,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:05,296 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:05,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260907283] [2021-04-15 08:03:05,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574982812] [2021-04-15 08:03:05,297 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 [2021-04-15 08:03:05,329 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-15 08:03:05,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:05,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-15 08:03:05,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:05,410 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:05,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:05,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-04-15 08:03:05,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090155916] [2021-04-15 08:03:05,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-15 08:03:05,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:05,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-15 08:03:05,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-04-15 08:03:05,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:05,412 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:05,413 INFO L481 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) [2021-04-15 08:03:05,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:05,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:05,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:05,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:05,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:05,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:05,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:05,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:05,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:05,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:05,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:05,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:05,702 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:03:05,702 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:05,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:05,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1204336263, now seen corresponding path program 4 times [2021-04-15 08:03:05,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:05,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673318701] [2021-04-15 08:03:05,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:05,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673318701] [2021-04-15 08:03:05,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322151866] [2021-04-15 08:03:05,849 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 [2021-04-15 08:03:05,875 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 08:03:05,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:05,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-04-15 08:03:05,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:06,164 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:06,164 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 [2021-04-15 08:03:06,239 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:06,240 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:06,241 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:06,241 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-04-15 08:03:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:06,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:06,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-04-15 08:03:06,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785277896] [2021-04-15 08:03:06,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-04-15 08:03:06,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:06,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-04-15 08:03:06,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2021-04-15 08:03:06,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:06,250 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:06,251 INFO L481 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) [2021-04-15 08:03:06,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:06,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:06,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:06,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:06,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:06,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:06,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:06,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:06,668 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-04-15 08:03:06,669 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:06,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:06,669 INFO L82 PathProgramCache]: Analyzing trace with hash 576133811, now seen corresponding path program 5 times [2021-04-15 08:03:06,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:06,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782523879] [2021-04-15 08:03:06,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:06,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782523879] [2021-04-15 08:03:06,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1617005648] [2021-04-15 08:03:06,786 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 [2021-04-15 08:03:06,810 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-04-15 08:03:06,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:06,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 31 conjunts are in the unsatisfiable core [2021-04-15 08:03:06,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:07,108 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:07,109 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 [2021-04-15 08:03:07,235 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:07,236 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:07,237 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:07,237 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-04-15 08:03:07,242 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:07,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:07,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-04-15 08:03:07,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967978693] [2021-04-15 08:03:07,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-04-15 08:03:07,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:07,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-04-15 08:03:07,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-04-15 08:03:07,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:07,248 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:07,248 INFO L481 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) [2021-04-15 08:03:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:07,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:07,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:07,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:07,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:07,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:07,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:07,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:07,587 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-04-15 08:03:07,588 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:07,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:07,588 INFO L82 PathProgramCache]: Analyzing trace with hash -63868743, now seen corresponding path program 6 times [2021-04-15 08:03:07,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:07,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904027383] [2021-04-15 08:03:07,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:07,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904027383] [2021-04-15 08:03:07,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266234464] [2021-04-15 08:03:07,697 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 [2021-04-15 08:03:07,724 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-04-15 08:03:07,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:07,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-04-15 08:03:07,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:07,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:07,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-04-15 08:03:07,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960371164] [2021-04-15 08:03:07,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-04-15 08:03:07,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:07,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-04-15 08:03:07,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-04-15 08:03:07,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:07,781 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:07,781 INFO L481 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) [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:07,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:07,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:07,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:07,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:08,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-04-15 08:03:08,121 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:08,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:08,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1154319608, now seen corresponding path program 7 times [2021-04-15 08:03:08,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:08,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857065318] [2021-04-15 08:03:08,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:08,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857065318] [2021-04-15 08:03:08,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026965688] [2021-04-15 08:03:08,279 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 [2021-04-15 08:03:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:08,322 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 38 conjunts are in the unsatisfiable core [2021-04-15 08:03:08,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:08,713 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:08,713 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 [2021-04-15 08:03:08,961 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:08,963 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:08,969 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:08,969 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-04-15 08:03:08,978 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:08,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:08,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-04-15 08:03:08,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906344900] [2021-04-15 08:03:08,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-04-15 08:03:08,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:08,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-04-15 08:03:08,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-04-15 08:03:08,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:08,981 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:08,981 INFO L481 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) [2021-04-15 08:03:08,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:08,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:08,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:08,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:09,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:09,432 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-04-15 08:03:09,433 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:09,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:09,433 INFO L82 PathProgramCache]: Analyzing trace with hash -2016450674, now seen corresponding path program 8 times [2021-04-15 08:03:09,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:09,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295327892] [2021-04-15 08:03:09,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:09,622 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:09,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295327892] [2021-04-15 08:03:09,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587347890] [2021-04-15 08:03:09,623 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 [2021-04-15 08:03:09,663 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 08:03:09,663 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:09,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-04-15 08:03:09,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:10,078 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:10,078 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 [2021-04-15 08:03:10,449 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:10,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:10,451 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:10,451 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-04-15 08:03:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:10,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:10,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-04-15 08:03:10,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092298582] [2021-04-15 08:03:10,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-04-15 08:03:10,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:10,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-04-15 08:03:10,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-04-15 08:03:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:10,460 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:10,460 INFO L481 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) [2021-04-15 08:03:10,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:10,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:10,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:10,884 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable109 [2021-04-15 08:03:10,885 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:10,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:10,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1322257352, now seen corresponding path program 9 times [2021-04-15 08:03:10,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:10,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086767164] [2021-04-15 08:03:10,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:10,998 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:10,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086767164] [2021-04-15 08:03:10,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [327829973] [2021-04-15 08:03:10,999 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 [2021-04-15 08:03:11,031 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-04-15 08:03:11,031 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:11,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-15 08:03:11,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:11,089 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:11,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:11,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-04-15 08:03:11,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312824204] [2021-04-15 08:03:11,090 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-15 08:03:11,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:11,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-15 08:03:11,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-04-15 08:03:11,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:11,091 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:11,091 INFO L481 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) [2021-04-15 08:03:11,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:11,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:11,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:11,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:11,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:11,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:11,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:11,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:11,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:11,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:11,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:11,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:11,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:11,448 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:03:11,449 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:11,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:11,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1134083623, now seen corresponding path program 10 times [2021-04-15 08:03:11,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:11,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087801892] [2021-04-15 08:03:11,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:11,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087801892] [2021-04-15 08:03:11,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934982530] [2021-04-15 08:03:11,651 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 [2021-04-15 08:03:11,690 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 08:03:11,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:11,692 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-04-15 08:03:11,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:12,282 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-04-15 08:03:12,283 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:12,283 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 [2021-04-15 08:03:13,208 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:13,209 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:13,210 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:13,210 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-04-15 08:03:13,216 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:13,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:13,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-04-15 08:03:13,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753425214] [2021-04-15 08:03:13,218 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-04-15 08:03:13,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:13,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-04-15 08:03:13,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-04-15 08:03:13,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:13,220 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:13,220 INFO L481 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) [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:13,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:13,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:13,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:13,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:13,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:13,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:13,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:13,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:03:13,829 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-04-15 08:03:13,829 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:13,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:13,829 INFO L82 PathProgramCache]: Analyzing trace with hash -976240749, now seen corresponding path program 11 times [2021-04-15 08:03:13,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:13,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157393189] [2021-04-15 08:03:13,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:14,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157393189] [2021-04-15 08:03:14,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585687168] [2021-04-15 08:03:14,031 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 [2021-04-15 08:03:14,060 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-04-15 08:03:14,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:14,061 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 49 conjunts are in the unsatisfiable core [2021-04-15 08:03:14,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:14,686 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-04-15 08:03:14,686 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:14,686 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 [2021-04-15 08:03:16,901 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:16,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:16,904 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:16,904 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-04-15 08:03:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:16,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:16,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-04-15 08:03:16,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310695438] [2021-04-15 08:03:16,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-04-15 08:03:16,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:16,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-04-15 08:03:16,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-04-15 08:03:16,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:16,912 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:16,912 INFO L481 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) [2021-04-15 08:03:16,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:03:16,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:17,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:17,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:03:17,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:03:17,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable449,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:03:17,561 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:17,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:17,562 INFO L82 PathProgramCache]: Analyzing trace with hash -378078951, now seen corresponding path program 12 times [2021-04-15 08:03:17,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:17,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035359053] [2021-04-15 08:03:17,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:17,696 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:17,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035359053] [2021-04-15 08:03:17,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113852361] [2021-04-15 08:03:17,697 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 [2021-04-15 08:03:17,734 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-04-15 08:03:17,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:17,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2021-04-15 08:03:17,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:17,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:17,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-04-15 08:03:17,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533408931] [2021-04-15 08:03:17,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-04-15 08:03:17,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:17,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-04-15 08:03:17,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-04-15 08:03:17,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:17,807 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:17,807 INFO L481 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) [2021-04-15 08:03:17,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:03:17,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:18,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:18,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:03:18,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:03:18,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:03:18,253 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable970 [2021-04-15 08:03:18,253 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:18,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:18,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1990065832, now seen corresponding path program 13 times [2021-04-15 08:03:18,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:18,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460472481] [2021-04-15 08:03:18,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:18,533 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:18,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460472481] [2021-04-15 08:03:18,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80013768] [2021-04-15 08:03:18,533 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 [2021-04-15 08:03:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:18,560 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 56 conjunts are in the unsatisfiable core [2021-04-15 08:03:18,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:19,327 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-04-15 08:03:19,328 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:19,328 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 [2021-04-15 08:03:24,167 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1085 DAG size of output: 603 [2021-04-15 08:03:24,308 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 701 [2021-04-15 08:03:24,454 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 701 [2021-04-15 08:03:24,643 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1483 DAG size of output: 698 [2021-04-15 08:03:24,794 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 888 [2021-04-15 08:03:25,380 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 606 [2021-04-15 08:03:27,611 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 614 [2021-04-15 08:03:29,137 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 2257 DAG size of output: 1208 [2021-04-15 08:03:29,388 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 2257 DAG size of output: 1208 [2021-04-15 08:03:29,560 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1208 [2021-04-15 08:03:30,186 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:03:30,188 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:30,188 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:03:30,189 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-04-15 08:03:30,195 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:30,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:03:30,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-04-15 08:03:30,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098634133] [2021-04-15 08:03:30,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-04-15 08:03:30,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:03:30,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-04-15 08:03:30,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1241, Unknown=0, NotChecked=0, Total=1332 [2021-04-15 08:03:30,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:30,197 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:03:30,197 INFO L481 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) [2021-04-15 08:03:30,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:30,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:30,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:30,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:30,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:30,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:03:30,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:03:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:03:30,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:03:30,881 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable971 [2021-04-15 08:03:30,881 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:03:30,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:03:30,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1297936046, now seen corresponding path program 14 times [2021-04-15 08:03:30,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:03:30,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54016619] [2021-04-15 08:03:30,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:03:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:03:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:03:31,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54016619] [2021-04-15 08:03:31,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450666539] [2021-04-15 08:03:31,126 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-04-15 08:03:31,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 08:03:31,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:03:31,150 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 58 conjunts are in the unsatisfiable core [2021-04-15 08:03:31,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:03:31,953 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-04-15 08:03:31,954 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:03:31,954 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 [2021-04-15 08:03:33,947 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 826 DAG size of output: 985 [2021-04-15 08:03:37,520 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 420 [2021-04-15 08:03:40,163 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1011 DAG size of output: 681 [2021-04-15 08:03:42,109 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 705 [2021-04-15 08:03:42,376 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 1188 [2021-04-15 08:03:42,682 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 1619 DAG size of output: 1227 [2021-04-15 08:03:43,054 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 2285 DAG size of output: 1225 [2021-04-15 08:03:43,496 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 2817 DAG size of output: 1738 [2021-04-15 08:03:45,604 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 3264 DAG size of output: 2055 [2021-04-15 08:03:46,200 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 3617 DAG size of output: 2277 [2021-04-15 08:03:48,738 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1039 DAG size of output: 765 [2021-04-15 08:03:50,647 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 775 [2021-04-15 08:03:50,939 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 1491 DAG size of output: 1304 [2021-04-15 08:03:53,966 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 2089 DAG size of output: 1539 [2021-04-15 08:03:54,395 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 2213 DAG size of output: 1647 [2021-04-15 08:03:55,389 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 2674 DAG size of output: 1767 [2021-04-15 08:03:55,924 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 3209 DAG size of output: 2284 [2021-04-15 08:03:56,505 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 3555 DAG size of output: 2587 [2021-04-15 08:03:59,412 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 763 [2021-04-15 08:03:59,564 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1077 DAG size of output: 756 [2021-04-15 08:03:59,727 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1098 DAG size of output: 774 [2021-04-15 08:04:00,504 WARN L205 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 4497 DAG size of output: 3222 [2021-04-15 08:04:01,861 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 6099 DAG size of output: 4037 [2021-04-15 08:04:03,309 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 6527 DAG size of output: 4178 [2021-04-15 08:04:06,242 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 7214 DAG size of output: 4671 [2021-04-15 08:04:07,950 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 7644 DAG size of output: 5009 [2021-04-15 08:04:09,637 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 7644 DAG size of output: 5009 [2021-04-15 08:04:11,442 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 7657 DAG size of output: 5022 [2021-04-15 08:04:13,566 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 5024 DAG size of output: 6951 [2021-04-15 08:04:15,603 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 4225 DAG size of output: 5817 [2021-04-15 08:04:16,790 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 3936 DAG size of output: 3639 [2021-04-15 08:04:18,713 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 3441 DAG size of output: 4915 [2021-04-15 08:04:19,823 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 3369 DAG size of output: 3400 [2021-04-15 08:04:21,791 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 3164 DAG size of output: 4663 [2021-04-15 08:04:22,679 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 2817 DAG size of output: 2759 [2021-04-15 08:04:24,655 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 2568 DAG size of output: 3483 [2021-04-15 08:04:25,818 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 2279 DAG size of output: 3278 [2021-04-15 08:04:26,217 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 1929 DAG size of output: 1913 [2021-04-15 08:04:26,598 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 1754 DAG size of output: 1754 [2021-04-15 08:04:26,933 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 1642 DAG size of output: 1642 [2021-04-15 08:04:27,139 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1347 DAG size of output: 1347 [2021-04-15 08:04:27,903 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 935 [2021-04-15 08:04:28,144 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 818 [2021-04-15 08:04:29,491 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 1006 [2021-04-15 08:04:29,611 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 877 DAG size of output: 877 [2021-04-15 08:04:31,190 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1715 DAG size of output: 767 [2021-04-15 08:04:31,729 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 2020 DAG size of output: 916 [2021-04-15 08:04:31,909 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 2176 DAG size of output: 1030 [2021-04-15 08:04:32,497 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 2193 DAG size of output: 2186 [2021-04-15 08:04:33,074 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 2032 DAG size of output: 2032 [2021-04-15 08:04:33,761 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 1930 DAG size of output: 1930 [2021-04-15 08:04:33,984 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 1241 DAG size of output: 1241 [2021-04-15 08:04:34,178 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1080 [2021-04-15 08:04:34,343 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 844 DAG size of output: 844 [2021-04-15 08:04:34,477 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 674 [2021-04-15 08:04:36,194 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 1545 DAG size of output: 1545 [2021-04-15 08:04:36,407 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 1152 [2021-04-15 08:04:36,726 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 1005 [2021-04-15 08:04:37,087 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 835 [2021-04-15 08:04:37,229 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 814 DAG size of output: 814 [2021-04-15 08:04:37,361 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 769 [2021-04-15 08:04:39,041 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 803 [2021-04-15 08:04:39,235 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 2119 DAG size of output: 870 [2021-04-15 08:04:39,427 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 2270 DAG size of output: 981 [2021-04-15 08:04:39,802 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 3632 DAG size of output: 1557 [2021-04-15 08:04:40,273 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 1827 DAG size of output: 1803 [2021-04-15 08:04:41,027 WARN L205 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 1697 DAG size of output: 2477 [2021-04-15 08:04:41,281 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 1218 DAG size of output: 1186 [2021-04-15 08:04:42,542 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 980 DAG size of output: 980 [2021-04-15 08:04:44,398 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 1632 DAG size of output: 1621 [2021-04-15 08:04:44,607 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1085 DAG size of output: 1085 [2021-04-15 08:04:44,903 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 955 DAG size of output: 955 [2021-04-15 08:04:45,040 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 775 DAG size of output: 775 [2021-04-15 08:04:45,157 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 640 [2021-04-15 08:04:46,532 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1308 DAG size of output: 1304 [2021-04-15 08:04:46,699 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 1001 [2021-04-15 08:04:46,984 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 885 DAG size of output: 885 [2021-04-15 08:04:47,246 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 750 DAG size of output: 750 [2021-04-15 08:04:47,375 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 730 DAG size of output: 730 [2021-04-15 08:04:47,488 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 705 [2021-04-15 08:04:48,784 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 791 [2021-04-15 08:04:49,025 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 2376 DAG size of output: 1159 [2021-04-15 08:04:49,720 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 2677 DAG size of output: 1277 [2021-04-15 08:04:50,404 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 5640 DAG size of output: 2351 [2021-04-15 08:04:51,122 WARN L205 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 5962 DAG size of output: 2552 [2021-04-15 08:04:52,472 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 8298 DAG size of output: 3947 [2021-04-15 08:04:54,437 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1301 DAG size of output: 820 [2021-04-15 08:04:55,908 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 9172 DAG size of output: 4422 [2021-04-15 08:04:57,161 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 10737 DAG size of output: 3616 [2021-04-15 08:04:58,510 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 10966 DAG size of output: 3871 [2021-04-15 08:05:00,033 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 3550 DAG size of output: 4917 [2021-04-15 08:05:00,904 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 3465 DAG size of output: 3191 [2021-04-15 08:05:01,761 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 2997 DAG size of output: 2884 [2021-04-15 08:05:04,229 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 930 [2021-04-15 08:05:04,397 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1601 DAG size of output: 1074 [2021-04-15 08:05:05,722 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 2633 DAG size of output: 3806 [2021-04-15 08:05:06,689 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 2350 DAG size of output: 3155 [2021-04-15 08:05:07,145 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 2147 DAG size of output: 2139 [2021-04-15 08:05:08,538 WARN L205 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 1972 DAG size of output: 2870 [2021-04-15 08:05:08,839 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 1715 DAG size of output: 1715 [2021-04-15 08:05:09,116 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 1575 DAG size of output: 1575 [2021-04-15 08:05:09,644 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 1480 DAG size of output: 1480 [2021-04-15 08:05:10,941 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1182 DAG size of output: 1182 [2021-04-15 08:05:12,897 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 787 [2021-04-15 08:05:13,067 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1781 DAG size of output: 919 [2021-04-15 08:05:13,226 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1920 DAG size of output: 1017 [2021-04-15 08:05:13,649 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 1924 DAG size of output: 1918 [2021-04-15 08:05:14,076 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 1783 [2021-04-15 08:05:14,542 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 1697 DAG size of output: 1697 [2021-04-15 08:05:14,699 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1040 DAG size of output: 1040 [2021-04-15 08:05:14,834 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 882 [2021-04-15 08:05:14,951 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 726 [2021-04-15 08:05:16,334 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1330 DAG size of output: 1330 [2021-04-15 08:05:16,963 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 1035 [2021-04-15 08:05:17,095 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 886 [2021-04-15 08:05:17,346 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 694 DAG size of output: 694 [2021-04-15 08:05:18,557 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1748 DAG size of output: 784 [2021-04-15 08:05:18,705 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1833 DAG size of output: 843 [2021-04-15 08:05:18,870 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1967 DAG size of output: 938 [2021-04-15 08:05:19,197 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 3166 DAG size of output: 1555 [2021-04-15 08:05:19,581 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 3445 DAG size of output: 1732 [2021-04-15 08:05:19,909 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 1603 DAG size of output: 1589 [2021-04-15 08:05:20,200 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 1456 DAG size of output: 1452 [2021-04-15 08:05:20,785 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 1367 DAG size of output: 1367 [2021-04-15 08:05:20,907 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 871 [2021-04-15 08:05:21,014 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 747 [2021-04-15 08:05:22,908 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1081 DAG size of output: 1081 [2021-04-15 08:05:23,052 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 828 DAG size of output: 828 [2021-04-15 08:05:25,517 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1732 DAG size of output: 1016 [2021-04-15 08:05:25,709 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1893 DAG size of output: 1094 [2021-04-15 08:05:26,458 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 2173 DAG size of output: 1309 [2021-04-15 08:05:27,092 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 5017 DAG size of output: 2559 [2021-04-15 08:05:28,184 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 7041 DAG size of output: 3929 [2021-04-15 08:05:29,480 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 8301 DAG size of output: 4690 [2021-04-15 08:05:30,894 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 8530 DAG size of output: 4936 [2021-04-15 08:05:32,054 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 10374 DAG size of output: 3975 [2021-04-15 08:05:34,605 WARN L205 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 19095 DAG size of output: 6530 [2021-04-15 08:05:37,367 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 22145 DAG size of output: 6652 [2021-04-15 08:05:40,126 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 22145 DAG size of output: 6652 [2021-04-15 08:05:42,954 WARN L205 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 22154 DAG size of output: 6661 [2021-04-15 08:05:44,378 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 6658 DAG size of output: 6140 [2021-04-15 08:05:45,469 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 6142 DAG size of output: 4499 [2021-04-15 08:05:46,102 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 4127 DAG size of output: 2597 [2021-04-15 08:05:46,549 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 2592 DAG size of output: 2540 [2021-04-15 08:05:47,026 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 1698 DAG size of output: 2252 [2021-04-15 08:05:47,422 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 1634 DAG size of output: 1837 [2021-04-15 08:05:48,905 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1183 DAG size of output: 777 [2021-04-15 08:05:50,147 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1218 DAG size of output: 743 [2021-04-15 08:05:50,626 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1862 DAG size of output: 882 [2021-04-15 08:05:50,782 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1868 DAG size of output: 888 [2021-04-15 08:05:50,985 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 2313 DAG size of output: 1037 [2021-04-15 08:05:51,166 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 2313 DAG size of output: 1037 [2021-04-15 08:05:51,519 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 2320 DAG size of output: 1387 [2021-04-15 08:05:52,721 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:05:52,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:05:52,723 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:05:52,723 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:3 [2021-04-15 08:05:52,728 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:05:52,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:05:52,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-04-15 08:05:52,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759426893] [2021-04-15 08:05:52,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-04-15 08:05:52,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:05:52,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-04-15 08:05:52,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=1243, Unknown=0, NotChecked=0, Total=1332 [2021-04-15 08:05:52,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:05:52,730 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:05:52,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 36 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:05:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:05:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:05:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:05:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:05:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:05:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:05:53,355 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2766 [2021-04-15 08:05:53,355 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:05:53,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:05:53,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1316749160, now seen corresponding path program 15 times [2021-04-15 08:05:53,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:05:53,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077393251] [2021-04-15 08:05:53,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:05:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:05:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:05:53,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077393251] [2021-04-15 08:05:53,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178583289] [2021-04-15 08:05:53,512 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:05:53,542 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-04-15 08:05:53,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:05:53,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 19 conjunts are in the unsatisfiable core [2021-04-15 08:05:53,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:05:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:05:53,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:05:53,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 20 [2021-04-15 08:05:53,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293401360] [2021-04-15 08:05:53,614 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-04-15 08:05:53,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:05:53,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-04-15 08:05:53,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-04-15 08:05:53,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:05:53,615 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:05:53,615 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 08:05:53,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:53,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:53,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:05:53,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:05:53,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:05:53,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:53,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:05:53,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:05:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:05:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:05:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:05:53,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-04-15 08:05:54,064 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18745,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:05:54,065 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:05:54,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:05:54,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1304837575, now seen corresponding path program 16 times [2021-04-15 08:05:54,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:05:54,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464443185] [2021-04-15 08:05:54,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:05:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:05:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:05:54,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464443185] [2021-04-15 08:05:54,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1288259479] [2021-04-15 08:05:54,381 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:05:54,406 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 08:05:54,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:05:54,408 WARN L261 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 65 conjunts are in the unsatisfiable core [2021-04-15 08:05:54,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:05:55,402 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-04-15 08:05:55,402 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:05:55,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-04-15 08:05:57,749 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1445 DAG size of output: 1164 [2021-04-15 08:05:57,899 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1471 DAG size of output: 1189 [2021-04-15 08:05:58,018 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1495 DAG size of output: 1211 [2021-04-15 08:05:58,138 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1495 DAG size of output: 1211 [2021-04-15 08:05:58,274 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1514 DAG size of output: 1230 [2021-04-15 08:05:58,487 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 1232 DAG size of output: 1717 [2021-04-15 08:05:58,691 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1177 DAG size of output: 1510 [2021-04-15 08:05:58,949 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 1204 [2021-04-15 08:05:59,109 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1038 DAG size of output: 1236 [2021-04-15 08:05:59,231 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1033 DAG size of output: 1171 [2021-04-15 08:06:00,888 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 553 [2021-04-15 08:06:01,232 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1003 DAG size of output: 1339 [2021-04-15 08:06:03,387 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1104 DAG size of output: 769 [2021-04-15 08:06:06,846 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 818 DAG size of output: 829 [2021-04-15 08:06:06,992 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1071 DAG size of output: 856 [2021-04-15 08:06:07,219 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1525 DAG size of output: 1167 [2021-04-15 08:06:07,619 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 2199 DAG size of output: 1680 [2021-04-15 08:06:08,013 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 2294 DAG size of output: 1772 [2021-04-15 08:06:08,603 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 2794 DAG size of output: 2181 [2021-04-15 08:06:09,181 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 2795 DAG size of output: 2171 [2021-04-15 08:06:11,531 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 898 [2021-04-15 08:06:11,730 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 996 [2021-04-15 08:06:12,877 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1591 DAG size of output: 1311 [2021-04-15 08:06:13,100 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 1594 DAG size of output: 1314 [2021-04-15 08:06:13,866 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 4029 DAG size of output: 2945 [2021-04-15 08:06:15,441 WARN L205 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 4493 DAG size of output: 3243 [2021-04-15 08:06:15,622 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 1289 [2021-04-15 08:06:15,869 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1069 DAG size of output: 1287 [2021-04-15 08:06:16,068 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1033 DAG size of output: 1165 [2021-04-15 08:06:17,835 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 983 [2021-04-15 08:06:18,022 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1031 DAG size of output: 1370 [2021-04-15 08:06:18,185 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 1349 [2021-04-15 08:06:18,347 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 1225 [2021-04-15 08:06:21,804 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1479 DAG size of output: 1257 [2021-04-15 08:06:23,786 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 2040 DAG size of output: 1719 [2021-04-15 08:06:24,153 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 2502 DAG size of output: 2129 [2021-04-15 08:06:24,618 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 3048 DAG size of output: 2575 [2021-04-15 08:06:25,130 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 3439 DAG size of output: 3068 [2021-04-15 08:06:25,838 WARN L205 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 4191 DAG size of output: 3792 [2021-04-15 08:06:26,737 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 4415 DAG size of output: 3979 [2021-04-15 08:06:27,562 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 4904 DAG size of output: 4421 [2021-04-15 08:06:28,792 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 5137 DAG size of output: 4614 [2021-04-15 08:06:31,054 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 986 DAG size of output: 704 [2021-04-15 08:06:31,183 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1353 DAG size of output: 981 [2021-04-15 08:06:32,294 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 539 [2021-04-15 08:06:32,510 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1858 DAG size of output: 1354 [2021-04-15 08:06:32,766 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 2129 DAG size of output: 1573 [2021-04-15 08:06:33,379 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 2353 DAG size of output: 1744 [2021-04-15 08:06:34,509 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 6896 DAG size of output: 5346 [2021-04-15 08:06:36,495 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 10593 DAG size of output: 7527 [2021-04-15 08:06:36,738 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1612 [2021-04-15 08:06:36,882 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 1338 [2021-04-15 08:06:37,060 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 1358 [2021-04-15 08:06:37,193 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 1246 [2021-04-15 08:06:37,369 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1088 DAG size of output: 1430 [2021-04-15 08:06:37,576 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1081 DAG size of output: 1381 [2021-04-15 08:06:37,757 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 960 DAG size of output: 1234 [2021-04-15 08:06:37,939 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 953 DAG size of output: 1239 [2021-04-15 08:06:41,713 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1292 DAG size of output: 1310 [2021-04-15 08:06:41,887 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1494 DAG size of output: 1343 [2021-04-15 08:06:42,132 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1871 DAG size of output: 1621 [2021-04-15 08:06:42,427 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1890 DAG size of output: 1640 [2021-04-15 08:06:42,718 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 1945 DAG size of output: 1680 [2021-04-15 08:06:42,871 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 889 [2021-04-15 08:06:46,457 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 880 [2021-04-15 08:06:46,649 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1709 DAG size of output: 1372 [2021-04-15 08:06:47,153 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 3161 DAG size of output: 2670 [2021-04-15 08:06:47,716 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 3634 DAG size of output: 3105 [2021-04-15 08:06:48,397 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 4193 DAG size of output: 3539 [2021-04-15 08:06:49,174 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 4712 DAG size of output: 4050 [2021-04-15 08:06:51,978 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 1272 DAG size of output: 1413 [2021-04-15 08:06:52,184 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1445 DAG size of output: 1584 [2021-04-15 08:06:52,417 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1621 DAG size of output: 1706 [2021-04-15 08:06:52,725 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 1823 DAG size of output: 1886 [2021-04-15 08:06:53,823 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 6186 DAG size of output: 5607 [2021-04-15 08:06:55,046 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 6778 DAG size of output: 6039 [2021-04-15 08:06:57,211 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 724 [2021-04-15 08:06:58,182 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1114 DAG size of output: 936 [2021-04-15 08:06:58,320 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1246 DAG size of output: 991 [2021-04-15 08:06:58,500 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1393 DAG size of output: 1032 [2021-04-15 08:06:58,686 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1781 DAG size of output: 1323 [2021-04-15 08:06:58,899 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 2049 DAG size of output: 1480 [2021-04-15 08:07:00,381 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 2631 DAG size of output: 1918 [2021-04-15 08:07:00,930 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 2855 DAG size of output: 2044 [2021-04-15 08:07:01,298 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2955 DAG size of output: 2138 [2021-04-15 08:07:01,729 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 3247 DAG size of output: 2348 [2021-04-15 08:07:03,237 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 9320 DAG size of output: 7109 [2021-04-15 08:07:03,417 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1144 DAG size of output: 1285 [2021-04-15 08:07:03,674 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1291 [2021-04-15 08:07:03,821 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1086 DAG size of output: 1231 [2021-04-15 08:07:05,163 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 771 [2021-04-15 08:07:05,312 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 834 [2021-04-15 08:07:05,484 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1083 DAG size of output: 1458 [2021-04-15 08:07:07,277 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 799 DAG size of output: 849 [2021-04-15 08:07:07,424 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1040 DAG size of output: 885 [2021-04-15 08:07:08,433 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1484 DAG size of output: 1155 [2021-04-15 08:07:08,649 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1534 DAG size of output: 1205 [2021-04-15 08:07:10,973 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 973 [2021-04-15 08:07:11,165 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1117 DAG size of output: 1125 [2021-04-15 08:07:11,337 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 1158 [2021-04-15 08:07:13,028 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 1969 DAG size of output: 1612 [2021-04-15 08:07:13,321 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 1990 DAG size of output: 1633 [2021-04-15 08:07:13,858 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 2977 DAG size of output: 2504 [2021-04-15 08:07:14,534 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 3664 DAG size of output: 3170 [2021-04-15 08:07:15,202 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 3665 DAG size of output: 3165 [2021-04-15 08:07:16,143 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 3828 DAG size of output: 3307 [2021-04-15 08:07:19,103 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1044 DAG size of output: 977 [2021-04-15 08:07:19,282 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 992 [2021-04-15 08:07:22,483 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 1107 [2021-04-15 08:07:22,675 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1110 [2021-04-15 08:07:22,915 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 1130 [2021-04-15 08:07:23,268 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 1986 DAG size of output: 1919 [2021-04-15 08:07:23,659 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 2247 DAG size of output: 2053 [2021-04-15 08:07:25,374 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 821 DAG size of output: 676 [2021-04-15 08:07:25,486 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 923 DAG size of output: 679 [2021-04-15 08:07:26,002 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 2959 DAG size of output: 2569 [2021-04-15 08:07:26,570 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 2962 DAG size of output: 2572 [2021-04-15 08:07:27,807 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 6145 DAG size of output: 5049 [2021-04-15 08:07:30,653 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 14298 DAG size of output: 11123 [2021-04-15 08:07:35,526 WARN L205 SmtUtils]: Spent 4.78 s on a formula simplification. DAG size of input: 22836 DAG size of output: 16311 [2021-04-15 08:07:40,419 WARN L205 SmtUtils]: Spent 4.78 s on a formula simplification. DAG size of input: 22836 DAG size of output: 16311 [2021-04-15 08:07:45,772 WARN L205 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 22851 DAG size of output: 16326 [2021-04-15 08:07:49,356 WARN L205 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 16320 DAG size of output: 16017 [2021-04-15 08:07:54,347 WARN L205 SmtUtils]: Spent 4.87 s on a formula simplification. DAG size of input: 16019 DAG size of output: 17458 [2021-04-15 08:07:56,287 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 8798 DAG size of output: 8842 [2021-04-15 08:07:58,652 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 8433 DAG size of output: 10247 [2021-04-15 08:08:00,163 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 8283 DAG size of output: 8210 [2021-04-15 08:08:00,785 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 4000 DAG size of output: 4000 [2021-04-15 08:08:01,136 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 2400 DAG size of output: 2445 [2021-04-15 08:08:01,418 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 2304 DAG size of output: 2184 [2021-04-15 08:08:01,640 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1597 DAG size of output: 1573 [2021-04-15 08:08:01,811 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 1546 [2021-04-15 08:08:01,936 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 1251 [2021-04-15 08:08:02,060 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 1070 [2021-04-15 08:08:02,197 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 1107 [2021-04-15 08:08:04,502 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 540 [2021-04-15 08:08:05,771 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 931 DAG size of output: 640 [2021-04-15 08:08:05,923 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 932 DAG size of output: 640 [2021-04-15 08:08:06,488 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1071 DAG size of output: 680 [2021-04-15 08:08:06,651 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1413 DAG size of output: 744 [2021-04-15 08:08:06,828 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1435 DAG size of output: 757 [2021-04-15 08:08:08,649 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 2011 DAG size of output: 1118 [2021-04-15 08:08:08,980 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 2209 DAG size of output: 1310 [2021-04-15 08:08:09,273 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 1869 DAG size of output: 1860 [2021-04-15 08:08:09,508 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 1672 DAG size of output: 1643 [2021-04-15 08:08:09,772 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1618 DAG size of output: 1596 [2021-04-15 08:08:09,979 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1594 DAG size of output: 1589 [2021-04-15 08:08:12,320 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 791 [2021-04-15 08:08:12,486 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 983 DAG size of output: 1068 [2021-04-15 08:08:12,608 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 978 DAG size of output: 978 [2021-04-15 08:08:15,581 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1038 DAG size of output: 770 [2021-04-15 08:08:15,727 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1234 DAG size of output: 861 [2021-04-15 08:08:15,894 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1378 DAG size of output: 995 [2021-04-15 08:08:16,190 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 2380 DAG size of output: 1565 [2021-04-15 08:08:16,524 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 2381 DAG size of output: 1445 [2021-04-15 08:08:16,834 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 2398 DAG size of output: 1442 [2021-04-15 08:08:17,167 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 2557 DAG size of output: 1533 [2021-04-15 08:08:17,820 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 4463 DAG size of output: 2486 [2021-04-15 08:08:18,478 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 4464 DAG size of output: 2437 [2021-04-15 08:08:19,759 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 6866 DAG size of output: 3926 [2021-04-15 08:08:20,877 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 7307 DAG size of output: 3953 [2021-04-15 08:08:23,297 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 18425 DAG size of output: 8255 [2021-04-15 08:08:25,724 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 18425 DAG size of output: 8255 [2021-04-15 08:08:28,278 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 18430 DAG size of output: 8260 [2021-04-15 08:08:28,968 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 3858 DAG size of output: 3615 [2021-04-15 08:08:29,551 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 3588 DAG size of output: 2953 [2021-04-15 08:08:29,970 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 2008 DAG size of output: 2275 [2021-04-15 08:08:30,335 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 2118 [2021-04-15 08:08:30,641 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 1947 DAG size of output: 1853 [2021-04-15 08:08:30,910 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 1825 DAG size of output: 1823 [2021-04-15 08:08:31,079 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1281 [2021-04-15 08:08:31,244 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1261 DAG size of output: 1261 [2021-04-15 08:08:31,401 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1252 DAG size of output: 1252 [2021-04-15 08:08:31,509 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 723 [2021-04-15 08:08:32,098 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 730 DAG size of output: 773 [2021-04-15 08:08:33,472 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 737 [2021-04-15 08:08:33,688 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1448 DAG size of output: 755 [2021-04-15 08:08:33,813 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1899 DAG size of output: 779 [2021-04-15 08:08:33,973 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 2846 DAG size of output: 882 [2021-04-15 08:08:34,139 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 2917 DAG size of output: 883 [2021-04-15 08:08:35,102 WARN L205 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 4647 DAG size of output: 4771 [2021-04-15 08:08:35,597 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 4240 DAG size of output: 2333 [2021-04-15 08:08:35,886 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1682 DAG size of output: 1686 [2021-04-15 08:08:36,182 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1624 DAG size of output: 1647 [2021-04-15 08:08:36,400 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1528 DAG size of output: 1537 [2021-04-15 08:08:36,619 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 1487 DAG size of output: 1537 [2021-04-15 08:08:36,800 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1468 DAG size of output: 1468 [2021-04-15 08:08:36,929 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 943 [2021-04-15 08:08:37,122 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 772 DAG size of output: 904 [2021-04-15 08:08:37,325 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 764 DAG size of output: 760 [2021-04-15 08:08:38,202 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 1149 [2021-04-15 08:08:39,918 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 2454 DAG size of output: 607 [2021-04-15 08:08:40,126 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 3424 DAG size of output: 1385 [2021-04-15 08:08:40,498 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 6129 DAG size of output: 2118 [2021-04-15 08:08:40,879 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 6129 DAG size of output: 2118 [2021-04-15 08:08:41,302 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 6134 DAG size of output: 2127 [2021-04-15 08:08:41,579 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 2129 DAG size of output: 1963 [2021-04-15 08:08:41,788 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1913 DAG size of output: 1900 [2021-04-15 08:08:43,956 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 533 [2021-04-15 08:08:44,359 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 906 [2021-04-15 08:08:44,482 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 814 [2021-04-15 08:08:47,431 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1565 DAG size of output: 702 [2021-04-15 08:08:49,514 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 868 [2021-04-15 08:08:49,657 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 920 [2021-04-15 08:08:52,488 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1294 DAG size of output: 858 [2021-04-15 08:08:52,641 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1633 DAG size of output: 858 [2021-04-15 08:08:52,797 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1922 DAG size of output: 965 [2021-04-15 08:08:53,943 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 2577 DAG size of output: 1081 [2021-04-15 08:08:54,264 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 3275 DAG size of output: 1346 [2021-04-15 08:08:54,783 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 5859 DAG size of output: 2418 [2021-04-15 08:08:55,368 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 5945 DAG size of output: 2471 [2021-04-15 08:08:55,915 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 5945 DAG size of output: 2471 [2021-04-15 08:08:56,501 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 5950 DAG size of output: 2476 [2021-04-15 08:08:56,846 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 2476 DAG size of output: 2297 [2021-04-15 08:08:57,162 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 2254 DAG size of output: 1494 [2021-04-15 08:08:57,346 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 1120 [2021-04-15 08:08:58,344 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 717 [2021-04-15 08:08:59,167 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1464 DAG size of output: 962 [2021-04-15 08:08:59,380 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 1489 DAG size of output: 984 [2021-04-15 08:08:59,552 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1489 DAG size of output: 984 [2021-04-15 08:08:59,730 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1491 DAG size of output: 987 [2021-04-15 08:08:59,886 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 1257 [2021-04-15 08:08:59,995 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 597 [2021-04-15 08:09:00,519 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:09:00,520 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:09:00,521 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:09:00,521 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-04-15 08:09:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:09:00,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:09:00,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 42 [2021-04-15 08:09:00,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521824993] [2021-04-15 08:09:00,526 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-04-15 08:09:00,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:09:00,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-04-15 08:09:00,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=1700, Unknown=0, NotChecked=0, Total=1806 [2021-04-15 08:09:00,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:09:00,528 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:09:00,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.186046511627907) internal successors, (51), 42 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:09:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:09:00,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:09:00,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:09:00,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:09:00,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-04-15 08:09:00,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:09:01,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:09:01,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:09:01,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:09:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-04-15 08:09:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-04-15 08:09:01,339 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18746,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:09:01,339 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:09:01,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:09:01,339 INFO L82 PathProgramCache]: Analyzing trace with hash -405304205, now seen corresponding path program 17 times [2021-04-15 08:09:01,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:09:01,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177163112] [2021-04-15 08:09:01,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:09:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:09:01,658 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:09:01,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177163112] [2021-04-15 08:09:01,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1673871294] [2021-04-15 08:09:01,658 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:09:01,688 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-04-15 08:09:01,689 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:09:01,689 WARN L261 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 67 conjunts are in the unsatisfiable core [2021-04-15 08:09:01,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:09:02,822 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2021-04-15 08:09:02,823 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:09:02,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 25 new quantified variables, introduced 78 case distinctions, treesize of input 59 treesize of output 667 [2021-04-15 08:09:07,390 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 1547 [2021-04-15 08:09:07,533 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1998 DAG size of output: 1590 [2021-04-15 08:09:07,719 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 2025 DAG size of output: 1617 [2021-04-15 08:09:07,967 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 3337 DAG size of output: 2495 [2021-04-15 08:09:08,223 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 3337 DAG size of output: 2495 [2021-04-15 08:09:08,516 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 3360 DAG size of output: 2518 [2021-04-15 08:09:08,721 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 2509 DAG size of output: 2506 [2021-04-15 08:09:08,992 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 2508 DAG size of output: 2523 [2021-04-15 08:09:09,200 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 2497 DAG size of output: 2494 [2021-04-15 08:09:09,391 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1589 DAG size of output: 1968 [2021-04-15 08:09:09,529 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1586 DAG size of output: 1595 [2021-04-15 08:09:09,677 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1583 DAG size of output: 1663 [2021-04-15 08:09:09,794 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1578 DAG size of output: 1578 [2021-04-15 08:09:09,925 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1557 DAG size of output: 1557 [2021-04-15 08:09:10,036 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 1552 [2021-04-15 08:09:11,043 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 1510 [2021-04-15 08:09:12,730 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1494 DAG size of output: 1104 [2021-04-15 08:09:14,104 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 2657 DAG size of output: 1450 [2021-04-15 08:09:14,301 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 3267 DAG size of output: 1895 [2021-04-15 08:09:14,513 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 3290 DAG size of output: 1917 [2021-04-15 08:09:14,734 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 3310 DAG size of output: 1936 [2021-04-15 08:09:14,973 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 3445 DAG size of output: 2035 [2021-04-15 08:09:15,259 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 3487 DAG size of output: 2073 [2021-04-15 08:09:15,550 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 3913 DAG size of output: 2323 [2021-04-15 08:09:15,714 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1154 DAG size of output: 1549 [2021-04-15 08:09:15,928 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1148 DAG size of output: 1246 [2021-04-15 08:09:16,240 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1117 DAG size of output: 1161 [2021-04-15 08:09:18,042 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1689 DAG size of output: 984 [2021-04-15 08:09:18,258 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1881 DAG size of output: 1136 [2021-04-15 08:09:18,407 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 2316 DAG size of output: 1394 [2021-04-15 08:09:18,844 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 5749 DAG size of output: 3310 [2021-04-15 08:09:19,356 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 5779 DAG size of output: 3337 [2021-04-15 08:09:19,825 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 5779 DAG size of output: 3337 [2021-04-15 08:09:20,435 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 5791 DAG size of output: 3379 [2021-04-15 08:09:20,923 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 3344 DAG size of output: 3420 [2021-04-15 08:09:21,345 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 3280 DAG size of output: 3293 [2021-04-15 08:09:21,695 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 3216 DAG size of output: 3216 [2021-04-15 08:09:22,125 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 3191 DAG size of output: 3115 [2021-04-15 08:09:22,568 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 3087 DAG size of output: 3174 [2021-04-15 08:09:22,831 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 2011 DAG size of output: 1913 [2021-04-15 08:09:22,990 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 1693 [2021-04-15 08:09:24,584 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1207 DAG size of output: 1207 [2021-04-15 08:09:24,906 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1004 DAG size of output: 1200 [2021-04-15 08:09:27,570 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 2067 DAG size of output: 912 [2021-04-15 08:09:27,763 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 2374 DAG size of output: 1168 [2021-04-15 08:09:28,071 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 3536 DAG size of output: 2226 [2021-04-15 08:09:28,401 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 3594 DAG size of output: 2268 [2021-04-15 08:09:28,784 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 3621 DAG size of output: 2239 [2021-04-15 08:09:29,152 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 3728 DAG size of output: 2298 [2021-04-15 08:09:29,568 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 3943 DAG size of output: 2495 [2021-04-15 08:09:30,039 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 4030 DAG size of output: 2583 [2021-04-15 08:09:30,478 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 4030 DAG size of output: 2583 [2021-04-15 08:09:30,951 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 4035 DAG size of output: 2581 [2021-04-15 08:09:31,454 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 2583 DAG size of output: 2779 [2021-04-15 08:09:32,003 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 2278 DAG size of output: 3164 [2021-04-15 08:09:32,402 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 1697 DAG size of output: 2269 [2021-04-15 08:09:32,688 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 1451 DAG size of output: 1548 [2021-04-15 08:09:32,818 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1097 DAG size of output: 994 [2021-04-15 08:09:33,268 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 873 DAG size of output: 1198 [2021-04-15 08:09:33,397 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 999 [2021-04-15 08:09:33,524 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 755 DAG size of output: 1074 [2021-04-15 08:09:36,220 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1336 DAG size of output: 714 [2021-04-15 08:09:36,346 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1337 DAG size of output: 717 [2021-04-15 08:09:36,482 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 809 [2021-04-15 08:09:36,699 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 2186 DAG size of output: 1283 [2021-04-15 08:09:36,931 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1606 DAG size of output: 1604 [2021-04-15 08:09:37,134 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1539 DAG size of output: 1539 [2021-04-15 08:09:37,292 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 1381 [2021-04-15 08:09:37,939 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1324 DAG size of output: 1284 [2021-04-15 08:09:38,181 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1275 DAG size of output: 1269 [2021-04-15 08:09:38,369 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 1256 [2021-04-15 08:09:39,819 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 875 [2021-04-15 08:09:41,063 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1729 DAG size of output: 979 [2021-04-15 08:09:41,268 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1761 DAG size of output: 1012 [2021-04-15 08:09:41,467 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 2055 DAG size of output: 1192 [2021-04-15 08:09:41,775 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 2199 DAG size of output: 1322 [2021-04-15 08:09:42,015 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 2262 DAG size of output: 1363 [2021-04-15 08:09:42,512 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 3895 DAG size of output: 2281 [2021-04-15 08:09:43,020 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 2028 DAG size of output: 2639 [2021-04-15 08:09:43,224 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1660 DAG size of output: 1652 [2021-04-15 08:09:43,422 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1623 [2021-04-15 08:09:44,023 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 1493 DAG size of output: 1601 [2021-04-15 08:09:44,157 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1042 [2021-04-15 08:09:44,330 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1023 DAG size of output: 1243 [2021-04-15 08:09:44,444 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 885 [2021-04-15 08:09:44,556 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 924 [2021-04-15 08:09:45,904 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 1038 [2021-04-15 08:09:46,184 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 1052 [2021-04-15 08:09:46,367 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 690 DAG size of output: 833 [2021-04-15 08:09:47,748 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 943 DAG size of output: 758 [2021-04-15 08:09:48,090 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 809 [2021-04-15 08:09:48,285 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1766 DAG size of output: 1200 [2021-04-15 08:09:48,516 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 1941 DAG size of output: 1296 [2021-04-15 08:09:48,752 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1967 DAG size of output: 1313 [2021-04-15 08:09:49,014 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 1952 [2021-04-15 08:09:49,427 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 1885 DAG size of output: 2090 [2021-04-15 08:09:49,599 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1388 DAG size of output: 1370 [2021-04-15 08:09:49,909 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1248 [2021-04-15 08:09:50,307 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1202 DAG size of output: 1166 [2021-04-15 08:09:50,458 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 1155 [2021-04-15 08:09:50,683 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1131 DAG size of output: 1416 [2021-04-15 08:09:50,845 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 1130 [2021-04-15 08:09:52,204 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 949 [2021-04-15 08:09:52,320 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 969 [2021-04-15 08:09:53,410 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 951 DAG size of output: 771 [2021-04-15 08:09:53,630 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 884 [2021-04-15 08:09:53,767 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 913 [2021-04-15 08:09:54,016 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 2191 DAG size of output: 1524 [2021-04-15 08:09:54,332 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 2245 DAG size of output: 1553 [2021-04-15 08:09:54,890 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 3475 DAG size of output: 2322 [2021-04-15 08:09:55,908 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 6866 DAG size of output: 4100 [2021-04-15 08:09:56,990 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 7402 DAG size of output: 4105 [2021-04-15 08:09:58,073 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 7402 DAG size of output: 4105 [2021-04-15 08:09:59,174 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 7407 DAG size of output: 4110 [2021-04-15 08:09:59,684 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 4112 DAG size of output: 2364 [2021-04-15 08:10:00,099 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 2072 DAG size of output: 1846 [2021-04-15 08:10:00,372 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 1675 DAG size of output: 1494 [2021-04-15 08:10:00,538 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 937 DAG size of output: 908 [2021-04-15 08:10:02,269 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 858 [2021-04-15 08:10:02,423 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 841 DAG size of output: 972 [2021-04-15 08:10:02,663 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 620 [2021-04-15 08:10:04,727 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1057 DAG size of output: 813 [2021-04-15 08:10:04,936 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1945 DAG size of output: 1310 [2021-04-15 08:10:05,678 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 2171 DAG size of output: 1451 [2021-04-15 08:10:05,940 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 2265 DAG size of output: 1520 [2021-04-15 08:10:06,203 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 2265 DAG size of output: 1520 [2021-04-15 08:10:06,471 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 2267 DAG size of output: 1522 [2021-04-15 08:10:06,601 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1526 DAG size of output: 877 [2021-04-15 08:10:07,172 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:10:07,173 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:10:07,173 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:10:07,173 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:59, output treesize:3 [2021-04-15 08:10:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:10:07,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:10:07,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 42 [2021-04-15 08:10:07,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733930955] [2021-04-15 08:10:07,179 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-04-15 08:10:07,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:10:07,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-04-15 08:10:07,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1702, Unknown=0, NotChecked=0, Total=1806 [2021-04-15 08:10:07,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:10:07,180 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:10:07,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 42 states have internal predecessors, (53), 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) [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:10:07,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:10:07,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:10:07,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:07,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-04-15 08:10:07,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-04-15 08:10:07,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:10:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:10:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:10:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-04-15 08:10:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-04-15 08:10:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:10:07,956 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42157 [2021-04-15 08:10:07,956 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:10:07,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:10:07,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1710426489, now seen corresponding path program 18 times [2021-04-15 08:10:07,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:10:07,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493236835] [2021-04-15 08:10:07,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:10:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:10:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 78 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:10:08,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493236835] [2021-04-15 08:10:08,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377200518] [2021-04-15 08:10:08,154 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:10:08,185 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-04-15 08:10:08,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:10:08,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 22 conjunts are in the unsatisfiable core [2021-04-15 08:10:08,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:10:08,258 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:10:08,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:10:08,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2021-04-15 08:10:08,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738587589] [2021-04-15 08:10:08,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-04-15 08:10:08,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:10:08,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-04-15 08:10:08,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2021-04-15 08:10:08,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:10:08,260 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:10:08,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 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) [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:10:08,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:10:08,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:10:08,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:08,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-04-15 08:10:08,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-04-15 08:10:08,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:10:08,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 08:10:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-15 08:10:08,761 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51162,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:10:08,762 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:10:08,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:10:08,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1985742264, now seen corresponding path program 19 times [2021-04-15 08:10:08,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:10:08,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276049022] [2021-04-15 08:10:08,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:10:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:10:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:10:09,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276049022] [2021-04-15 08:10:09,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1618285612] [2021-04-15 08:10:09,182 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:10:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:10:09,210 WARN L261 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 74 conjunts are in the unsatisfiable core [2021-04-15 08:10:09,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:10:10,721 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-04-15 08:10:10,722 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:10:10,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 27 new quantified variables, introduced 91 case distinctions, treesize of input 63 treesize of output 774 [2021-04-15 08:10:13,962 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1319 DAG size of output: 1082 [2021-04-15 08:10:17,943 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1718 DAG size of output: 1504 [2021-04-15 08:10:18,284 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 2711 DAG size of output: 2240 [2021-04-15 08:10:18,627 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 2711 DAG size of output: 2240 [2021-04-15 08:10:18,986 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 2734 DAG size of output: 2263 [2021-04-15 08:10:19,668 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 2265 DAG size of output: 2760 [2021-04-15 08:10:20,313 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 2214 DAG size of output: 2345 [2021-04-15 08:10:20,629 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 2206 DAG size of output: 2185 [2021-04-15 08:10:20,794 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 1060 [2021-04-15 08:10:20,932 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 839 [2021-04-15 08:10:21,074 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 922 [2021-04-15 08:10:21,201 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 873 [2021-04-15 08:10:21,334 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 765 [2021-04-15 08:10:21,446 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 791 [2021-04-15 08:10:24,343 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 974 [2021-04-15 08:10:24,494 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1251 DAG size of output: 1159 [2021-04-15 08:10:25,749 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 816 [2021-04-15 08:10:26,012 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 1672 DAG size of output: 1653 [2021-04-15 08:10:29,272 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 875 [2021-04-15 08:10:29,482 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 1278 [2021-04-15 08:10:29,998 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 2806 DAG size of output: 2648 [2021-04-15 08:10:32,772 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1268 DAG size of output: 1210 [2021-04-15 08:10:32,999 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1290 DAG size of output: 1224 [2021-04-15 08:10:35,429 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1013 DAG size of output: 847 [2021-04-15 08:10:35,760 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 1918 DAG size of output: 1735 [2021-04-15 08:10:36,634 WARN L205 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 4108 DAG size of output: 3861 [2021-04-15 08:10:41,247 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 894 DAG size of output: 855 [2021-04-15 08:10:41,488 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1472 DAG size of output: 1415 [2021-04-15 08:10:44,051 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1102 DAG size of output: 1097 [2021-04-15 08:10:46,251 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 996 DAG size of output: 930 [2021-04-15 08:10:46,580 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 1885 DAG size of output: 1855 [2021-04-15 08:10:47,119 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 2979 DAG size of output: 2592 [2021-04-15 08:10:47,817 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 3330 DAG size of output: 2923 [2021-04-15 08:10:48,023 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 606 [2021-04-15 08:10:50,077 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 935 [2021-04-15 08:10:50,566 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1354 DAG size of output: 1208 [2021-04-15 08:10:53,005 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 1054 [2021-04-15 08:10:53,880 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1683 DAG size of output: 1619 [2021-04-15 08:10:54,320 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 2475 DAG size of output: 2361 [2021-04-15 08:10:56,219 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 878 [2021-04-15 08:10:57,916 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1440 DAG size of output: 1361 [2021-04-15 08:10:58,511 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 1717 DAG size of output: 1614 [2021-04-15 08:10:59,253 WARN L205 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 3510 DAG size of output: 3419 [2021-04-15 08:11:00,624 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 5856 DAG size of output: 5538 [2021-04-15 08:11:02,095 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 5911 DAG size of output: 5557 [2021-04-15 08:11:04,452 WARN L205 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 9470 DAG size of output: 8715 [2021-04-15 08:11:07,314 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 9893 DAG size of output: 8955 [2021-04-15 08:11:09,954 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1625 DAG size of output: 1180 [2021-04-15 08:11:11,526 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 968 DAG size of output: 790 [2021-04-15 08:11:11,835 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 2310 DAG size of output: 1732 [2021-04-15 08:11:14,710 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 11843 DAG size of output: 10408 [2021-04-15 08:11:17,812 WARN L205 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 12069 DAG size of output: 10662 [2021-04-15 08:11:21,148 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 12304 DAG size of output: 10799 [2021-04-15 08:11:24,732 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 12623 DAG size of output: 11076 [2021-04-15 08:11:24,955 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 770 [2021-04-15 08:11:30,088 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1222 DAG size of output: 1178 [2021-04-15 08:11:30,257 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1295 DAG size of output: 1237 [2021-04-15 08:11:34,079 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1517 DAG size of output: 1293 [2021-04-15 08:11:34,369 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 2085 DAG size of output: 1873 [2021-04-15 08:11:34,798 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 3132 DAG size of output: 2873 [2021-04-15 08:11:37,526 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1199 DAG size of output: 1078 [2021-04-15 08:11:37,701 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1771 DAG size of output: 1614 [2021-04-15 08:11:40,169 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1473 DAG size of output: 1347 [2021-04-15 08:11:40,548 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 2646 DAG size of output: 2378 [2021-04-15 08:11:43,043 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1314 DAG size of output: 1284 [2021-04-15 08:11:45,516 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1108 [2021-04-15 08:11:47,432 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1157 DAG size of output: 1094 [2021-04-15 08:11:47,578 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1231 DAG size of output: 1163 [2021-04-15 08:11:47,875 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 2206 DAG size of output: 1970 [2021-04-15 08:11:48,381 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 3256 DAG size of output: 2982 [2021-04-15 08:11:49,235 WARN L205 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 4900 DAG size of output: 4652 [2021-04-15 08:11:51,102 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1050 [2021-04-15 08:11:52,323 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1852 DAG size of output: 1640 [2021-04-15 08:11:54,642 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1026 DAG size of output: 929 [2021-04-15 08:11:54,803 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1417 DAG size of output: 1310 [2021-04-15 08:11:55,165 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 2751 DAG size of output: 2408 [2021-04-15 08:11:56,860 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 8107 DAG size of output: 7809 [2021-04-15 08:11:59,458 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 956 [2021-04-15 08:11:59,570 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 972 [2021-04-15 08:12:00,475 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 1060 [2021-04-15 08:12:02,226 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1267 DAG size of output: 1175 [2021-04-15 08:12:04,422 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1141 DAG size of output: 965 [2021-04-15 08:12:05,261 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1158 DAG size of output: 1056 [2021-04-15 08:12:06,896 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 1171 [2021-04-15 08:12:07,349 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 2376 DAG size of output: 2190 [2021-04-15 08:12:09,642 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 10534 DAG size of output: 10078 [2021-04-15 08:12:12,805 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 1011 [2021-04-15 08:12:13,053 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1496 DAG size of output: 1466 [2021-04-15 08:12:13,886 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 2068 DAG size of output: 1823 [2021-04-15 08:12:16,865 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 12450 DAG size of output: 11688 [2021-04-15 08:12:19,818 WARN L205 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 13101 DAG size of output: 12266 [2021-04-15 08:12:23,052 WARN L205 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 13395 DAG size of output: 12440 [2021-04-15 08:12:26,349 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 14397 DAG size of output: 13079 [2021-04-15 08:12:29,877 WARN L205 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 14649 DAG size of output: 13223 [2021-04-15 08:12:33,638 WARN L205 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 14977 DAG size of output: 13506 [2021-04-15 08:12:38,447 WARN L205 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 15194 DAG size of output: 13738 [2021-04-15 08:12:45,988 WARN L205 SmtUtils]: Spent 7.43 s on a formula simplification. DAG size of input: 26745 DAG size of output: 23370 [2021-04-15 08:12:46,236 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 851 [2021-04-15 08:12:46,369 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 954 [2021-04-15 08:12:46,488 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 655 DAG size of output: 927 [2021-04-15 08:12:46,605 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 911 [2021-04-15 08:12:50,727 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 997 DAG size of output: 862 [2021-04-15 08:12:51,850 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 1732 DAG size of output: 1508 [2021-04-15 08:12:52,116 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1999 DAG size of output: 1657 [2021-04-15 08:12:56,336 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1261 DAG size of output: 1207 [2021-04-15 08:12:56,499 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1380 DAG size of output: 1286 [2021-04-15 08:12:56,826 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 2319 DAG size of output: 2179 [2021-04-15 08:12:57,363 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 3783 DAG size of output: 3037 [2021-04-15 08:12:58,889 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 4152 DAG size of output: 3383 [2021-04-15 08:13:00,672 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1017 DAG size of output: 785 [2021-04-15 08:13:02,182 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1000 DAG size of output: 921 [2021-04-15 08:13:02,552 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1271 DAG size of output: 1151 [2021-04-15 08:13:02,811 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1888 DAG size of output: 1608 [2021-04-15 08:13:04,446 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1149 [2021-04-15 08:13:05,675 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1820 DAG size of output: 1729 [2021-04-15 08:13:07,977 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1404 DAG size of output: 1234 [2021-04-15 08:13:08,402 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 2664 DAG size of output: 2563 [2021-04-15 08:13:09,049 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 3829 DAG size of output: 3556 [2021-04-15 08:13:09,809 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 4064 DAG size of output: 3714 [2021-04-15 08:13:11,173 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 7138 DAG size of output: 6235 [2021-04-15 08:13:14,981 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 881 [2021-04-15 08:13:15,204 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1542 DAG size of output: 1430 [2021-04-15 08:13:15,474 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 1772 DAG size of output: 1590 [2021-04-15 08:13:15,888 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2049 DAG size of output: 1818 [2021-04-15 08:13:18,635 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1101 [2021-04-15 08:13:18,841 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1713 DAG size of output: 1582 [2021-04-15 08:13:21,181 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1317 DAG size of output: 1181 [2021-04-15 08:13:21,549 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 2506 DAG size of output: 2399 [2021-04-15 08:13:22,035 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 2728 DAG size of output: 2579 [2021-04-15 08:13:22,780 WARN L205 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 4060 DAG size of output: 3794 [2021-04-15 08:13:23,730 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 705 [2021-04-15 08:13:25,528 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 961 [2021-04-15 08:13:27,358 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1745 DAG size of output: 1637 [2021-04-15 08:13:27,630 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 2011 DAG size of output: 1797 [2021-04-15 08:13:32,022 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1209 [2021-04-15 08:13:32,250 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1371 DAG size of output: 1304 [2021-04-15 08:13:32,588 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 2160 DAG size of output: 2102 [2021-04-15 08:13:33,152 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 3647 DAG size of output: 3063 [2021-04-15 08:13:33,931 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 3970 DAG size of output: 3377 [2021-04-15 08:13:35,413 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 7065 DAG size of output: 6258 [2021-04-15 08:13:38,983 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 13484 DAG size of output: 11267 [2021-04-15 08:13:40,797 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 637 DAG size of output: 546 [2021-04-15 08:13:40,961 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 815 DAG size of output: 673 [2021-04-15 08:13:42,882 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 1432 DAG size of output: 1098 [2021-04-15 08:13:44,056 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 771 DAG size of output: 647 [2021-04-15 08:13:45,409 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1206 DAG size of output: 964 [2021-04-15 08:13:45,810 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 2424 DAG size of output: 1788 [2021-04-15 08:13:49,255 WARN L205 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 15746 DAG size of output: 12900 [2021-04-15 08:13:54,244 WARN L205 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 16353 DAG size of output: 13473 [2021-04-15 08:13:59,479 WARN L205 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 17666 DAG size of output: 14071 [2021-04-15 08:14:03,814 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 17919 DAG size of output: 14391 [2021-04-15 08:14:08,366 WARN L205 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 18270 DAG size of output: 14573 [2021-04-15 08:14:13,136 WARN L205 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 18574 DAG size of output: 14802 [2021-04-15 08:14:13,340 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 927 [2021-04-15 08:14:14,793 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 841 [2021-04-15 08:14:18,717 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1398 DAG size of output: 1253 [2021-04-15 08:14:21,513 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1943 [2021-04-15 08:14:23,320 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 977 [2021-04-15 08:14:25,343 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1584 DAG size of output: 1581 [2021-04-15 08:14:25,943 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 3125 DAG size of output: 2976 [2021-04-15 08:14:27,859 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1121 DAG size of output: 1051 [2021-04-15 08:14:29,799 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1087 DAG size of output: 1007 [2021-04-15 08:14:30,089 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 1739 DAG size of output: 1689 [2021-04-15 08:14:32,531 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 963 [2021-04-15 08:14:34,814 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1225 DAG size of output: 1105 [2021-04-15 08:14:35,098 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 2086 DAG size of output: 1855 [2021-04-15 08:14:36,283 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 5189 DAG size of output: 5120 [2021-04-15 08:14:37,878 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 5464 DAG size of output: 5420 [2021-04-15 08:14:39,357 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 5505 DAG size of output: 5370 [2021-04-15 08:14:39,484 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 718 [2021-04-15 08:14:42,892 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1254 DAG size of output: 1164 [2021-04-15 08:14:45,023 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1100 DAG size of output: 895 [2021-04-15 08:14:45,295 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 1548 [2021-04-15 08:14:47,302 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 904 [2021-04-15 08:14:49,843 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1367 DAG size of output: 1031 [2021-04-15 08:14:50,430 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 3540 DAG size of output: 2743 [2021-04-15 08:14:51,035 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 3752 DAG size of output: 2945 [2021-04-15 08:14:51,725 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 3782 DAG size of output: 2948 [2021-04-15 08:14:51,876 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 641 [2021-04-15 08:14:53,678 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1061 [2021-04-15 08:14:55,191 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1737 DAG size of output: 1574 [2021-04-15 08:14:55,438 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1758 DAG size of output: 1591 [2021-04-15 08:14:55,762 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 496 [2021-04-15 08:14:57,792 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1304 DAG size of output: 1135 [2021-04-15 08:14:57,968 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1332 DAG size of output: 1158 [2021-04-15 08:14:58,396 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 2755 DAG size of output: 2423 [2021-04-15 08:14:59,692 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 641 [2021-04-15 08:15:01,037 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1211 DAG size of output: 1039 [2021-04-15 08:15:02,633 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 832 DAG size of output: 658 [2021-04-15 08:15:02,762 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 751 [2021-04-15 08:15:02,888 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 958 DAG size of output: 763 [2021-04-15 08:15:03,209 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 1912 DAG size of output: 1493 [2021-04-15 08:15:04,078 WARN L205 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 3858 DAG size of output: 3339 [2021-04-15 08:15:05,580 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 6616 DAG size of output: 5590 [2021-04-15 08:15:08,494 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 11460 DAG size of output: 9966 [2021-04-15 08:15:10,553 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 908 [2021-04-15 08:15:12,497 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1182 DAG size of output: 876 [2021-04-15 08:15:12,851 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 2166 DAG size of output: 1467 [2021-04-15 08:15:16,171 WARN L205 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 13202 DAG size of output: 11038 [2021-04-15 08:15:19,759 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 14429 DAG size of output: 11480 [2021-04-15 08:15:24,546 WARN L205 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 14709 DAG size of output: 11827 [2021-04-15 08:15:28,650 WARN L205 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 15008 DAG size of output: 12048 [2021-04-15 08:15:37,868 WARN L205 SmtUtils]: Spent 9.11 s on a formula simplification. DAG size of input: 32411 DAG size of output: 25107 [2021-04-15 08:15:47,214 WARN L205 SmtUtils]: Spent 9.15 s on a formula simplification. DAG size of input: 32818 DAG size of output: 25389 [2021-04-15 08:16:04,408 WARN L205 SmtUtils]: Spent 16.93 s on a formula simplification. DAG size of input: 57077 DAG size of output: 45107 [2021-04-15 08:16:22,382 WARN L205 SmtUtils]: Spent 17.65 s on a formula simplification. DAG size of input: 57471 DAG size of output: 45432 [2021-04-15 08:16:22,991 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 833 [2021-04-15 08:16:25,962 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1504 DAG size of output: 1076 [2021-04-15 08:16:29,500 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 970 [2021-04-15 08:16:32,614 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 817 DAG size of output: 925 [2021-04-15 08:16:32,830 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1283 DAG size of output: 1415 [2021-04-15 08:16:33,246 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 2055 DAG size of output: 2188 [2021-04-15 08:16:35,407 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 998 DAG size of output: 964 [2021-04-15 08:16:37,234 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 1001 [2021-04-15 08:16:39,333 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 889 [2021-04-15 08:16:41,264 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 971 [2021-04-15 08:16:41,516 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 1770 DAG size of output: 1581 [2021-04-15 08:16:42,065 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 2742 DAG size of output: 2659 [2021-04-15 08:16:43,010 WARN L205 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 4053 DAG size of output: 4092 [2021-04-15 08:16:45,096 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 4261 DAG size of output: 4309 [2021-04-15 08:16:46,496 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 4554 DAG size of output: 4422 [2021-04-15 08:16:52,524 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1428 DAG size of output: 1345 [2021-04-15 08:16:52,872 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 2147 DAG size of output: 2088 [2021-04-15 08:16:56,724 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1081 DAG size of output: 852 [2021-04-15 08:16:56,943 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1694 DAG size of output: 1421 [2021-04-15 08:16:58,942 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1120 DAG size of output: 1010 [2021-04-15 08:17:00,387 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 866 DAG size of output: 724 [2021-04-15 08:17:00,701 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 1662 DAG size of output: 1507 [2021-04-15 08:17:01,188 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 2968 DAG size of output: 2614 [2021-04-15 08:17:02,066 WARN L205 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 4476 DAG size of output: 4129 [2021-04-15 08:17:04,059 WARN L205 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 4811 DAG size of output: 4441 [2021-04-15 08:17:05,115 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 5104 DAG size of output: 4605 Received shutdown request... [2021-04-15 08:17:07,316 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 8904 DAG size of output: 7925 [2021-04-15 08:17:09,822 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 10245 DAG size of output: 8713 [2021-04-15 08:17:10,073 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51163,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:17:10,073 WARN L545 AbstractCegarLoop]: Verification canceled [2021-04-15 08:17:10,082 WARN L224 ceAbstractionStarter]: Timeout [2021-04-15 08:17:10,082 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.04 08:17:10 BasicIcfg [2021-04-15 08:17:10,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-15 08:17:10,082 INFO L168 Benchmark]: Toolchain (without parser) took 848026.81 ms. Allocated memory was 255.9 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 236.4 MB in the beginning and 3.5 GB in the end (delta: -3.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 16.0 GB. [2021-04-15 08:17:10,083 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-15 08:17:10,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.82 ms. Allocated memory is still 255.9 MB. Free memory was 236.4 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-15 08:17:10,083 INFO L168 Benchmark]: Boogie Preprocessor took 15.82 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.9 MB in the end (delta: 967.5 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-15 08:17:10,083 INFO L168 Benchmark]: RCFGBuilder took 259.24 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 233.4 MB in the end (delta: 480.1 kB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. [2021-04-15 08:17:10,083 INFO L168 Benchmark]: TraceAbstraction took 847715.56 ms. Allocated memory was 255.9 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 232.7 MB in the beginning and 3.5 GB in the end (delta: -3.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 16.0 GB. [2021-04-15 08:17:10,083 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 255.9 MB. Free memory is still 237.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 29.82 ms. Allocated memory is still 255.9 MB. Free memory was 236.4 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 15.82 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.9 MB in the end (delta: 967.5 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 259.24 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 233.4 MB in the end (delta: 480.1 kB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 847715.56 ms. Allocated memory was 255.9 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 232.7 MB in the beginning and 3.5 GB in the end (delta: -3.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 847, positive: 572, positive conditional: 572, positive unconditional: 0, negative: 275, negative conditional: 275, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 572, positive: 572, positive conditional: 572, 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: 572, positive: 572, positive conditional: 0, positive unconditional: 572, 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: 572, positive: 567, positive conditional: 0, positive unconditional: 567, 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, 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: 275 - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 57). Cancelled while PartialOrderCegarLoop was analyzing trace of length 32 with TraceHistMax 14,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 CFG has 3 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 847643.0ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.9ms, PartialOrderReductionTime: 5116.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 259, 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: 112.6ms SsaConstructionTime, 454.0ms SatisfiabilityAnalysisTime, 415805.0ms InterpolantComputationTime, 830 NumberOfCodeBlocks, 830 NumberOfCodeBlocksAsserted, 87 NumberOfCheckSat, 789 ConstructedInterpolants, 0 QuantifiedInterpolants, 9623 SizeOfPredicates, 32 NumberOfNonLiveVariables, 1670 ConjunctsInSsa, 626 ConjunctsInUnsatCore, 41 InterpolantComputations, 1 PerfectInterpolantSequences, 455/1862 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