/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 03:39:52,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 03:39:52,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 03:39:53,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 03:39:53,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 03:39:53,099 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 03:39:53,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 03:39:53,100 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 03:39:53,100 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 03:39:53,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 03:39:53,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 03:39:53,103 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 03:39:53,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 03:39:53,103 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 03:39:53,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 03:39:53,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 03:39:53,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 03:39:53,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 03:39:53,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 03:39:53,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 03:39:53,105 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 03:39:53,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 03:39:53,105 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 03:39:53,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 03:39:53,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 03:39:53,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 03:39:53,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 03:39:53,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 03:39:53,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 03:39:53,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 03:39:53,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 03:39:53,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 03:39:53,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 03:39:53,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 03:39:53,107 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 03:39:53,107 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 03:39:53,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 03:39:53,107 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 03:39:53,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 03:39:53,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 03:39:53,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 03:39:53,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 03:39:53,428 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 03:39:53,429 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 03:39:53,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl [2021-06-06 03:39:53,430 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl' [2021-06-06 03:39:53,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 03:39:53,469 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 03:39:53,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 03:39:53,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 03:39:53,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 03:39:53,481 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,488 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 03:39:53,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 03:39:53,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 03:39:53,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 03:39:53,504 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,504 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,505 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,505 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,508 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,511 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,511 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 06.06 03:39:53" (1/1) ... [2021-06-06 03:39:53,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 03:39:53,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 03:39:53,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 03:39:53,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 03:39:53,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:39:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 03:39:53,591 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 03:39:53,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 03:39:53,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 03:39:53,591 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 03:39:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 03:39:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 03:39:53,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 03:39:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 03:39:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 03:39:53,593 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 03:39:53,880 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 03:39:53,880 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 03:39:53,881 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 03:39:53,882 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 03:39:53 BoogieIcfgContainer [2021-06-06 03:39:53,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 03:39:53,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 03:39:53,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 03:39:53,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 03:39:53,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:39:53" (1/2) ... [2021-06-06 03:39:53,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6df9376 and model type unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 03:39:53, skipping insertion in model container [2021-06-06 03:39:53,901 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 06.06 03:39:53" (2/2) ... [2021-06-06 03:39:53,903 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.bpl [2021-06-06 03:39:53,907 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 03:39:53,907 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 03:39:53,907 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 03:39:53,908 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 03:39:53,951 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 03:39:53,981 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 03:39:54,039 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 03:39:54,040 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 03:39:54,040 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 03:39:54,040 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 03:39:54,040 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 03:39:54,040 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 03:39:54,040 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 03:39:54,040 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 03:39:54,070 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:54,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:54,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1485035801, now seen corresponding path program 1 times [2021-06-06 03:39:54,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:54,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048690282] [2021-06-06 03:39:54,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:54,279 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:54,279 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048690282] [2021-06-06 03:39:54,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048690282] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:39:54,280 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:39:54,280 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 03:39:54,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774607139] [2021-06-06 03:39:54,287 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 03:39:54,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:54,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 03:39:54,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-06 03:39:54,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:54,304 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:54,308 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:54,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:54,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:54,348 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 03:39:54,348 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:54,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:54,352 INFO L82 PathProgramCache]: Analyzing trace with hash -2042651181, now seen corresponding path program 1 times [2021-06-06 03:39:54,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:54,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412687696] [2021-06-06 03:39:54,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:54,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:54,426 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:54,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412687696] [2021-06-06 03:39:54,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412687696] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:54,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512934738] [2021-06-06 03:39:54,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:54,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 03:39:54,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:54,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 03:39:54,698 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:39:54,699 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:54,700 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:39:54,700 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-06 03:39:54,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:54,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512934738] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:54,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:54,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-06 03:39:54,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655103260] [2021-06-06 03:39:54,727 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 03:39:54,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:54,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 03:39:54,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-06 03:39:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:54,728 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:54,728 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:54,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:54,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:54,993 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:54,993 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:54,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:54,994 INFO L82 PathProgramCache]: Analyzing trace with hash 268202073, now seen corresponding path program 2 times [2021-06-06 03:39:54,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:54,994 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961933964] [2021-06-06 03:39:54,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:55,040 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:55,040 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:55,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961933964] [2021-06-06 03:39:55,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961933964] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:55,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314128423] [2021-06-06 03:39:55,041 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:55,077 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 03:39:55,078 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:39:55,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 03:39:55,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:55,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:55,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314128423] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:55,191 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:55,191 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-06 03:39:55,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544947192] [2021-06-06 03:39:55,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 03:39:55,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:55,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 03:39:55,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-06 03:39:55,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:55,193 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:55,193 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:55,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:55,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:55,432 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:55,433 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:55,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:55,434 INFO L82 PathProgramCache]: Analyzing trace with hash 549941096, now seen corresponding path program 1 times [2021-06-06 03:39:55,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:55,434 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796234152] [2021-06-06 03:39:55,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:55,528 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:55,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796234152] [2021-06-06 03:39:55,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796234152] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:55,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658944833] [2021-06-06 03:39:55,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:55,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-06 03:39:55,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:55,762 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:55,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-06-06 03:39:55,765 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:39:55,767 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:55,767 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:39:55,767 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-06 03:39:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:55,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658944833] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:55,775 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:55,775 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-06 03:39:55,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620171685] [2021-06-06 03:39:55,775 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 03:39:55,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:55,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 03:39:55,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-06 03:39:55,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:55,777 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:55,777 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:55,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:55,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:56,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:56,097 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:56,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:56,097 INFO L82 PathProgramCache]: Analyzing trace with hash 781826158, now seen corresponding path program 2 times [2021-06-06 03:39:56,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:56,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850283777] [2021-06-06 03:39:56,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:56,213 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:56,213 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:56,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850283777] [2021-06-06 03:39:56,213 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850283777] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:56,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140909445] [2021-06-06 03:39:56,214 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:56,243 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 03:39:56,243 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:39:56,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-06 03:39:56,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:56,413 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:56,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-06-06 03:39:56,433 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:39:56,434 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:56,435 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:39:56,435 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-06 03:39:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:56,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140909445] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:56,443 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:56,444 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-06 03:39:56,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183425300] [2021-06-06 03:39:56,444 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 03:39:56,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:56,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 03:39:56,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-06-06 03:39:56,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:56,445 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:56,446 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 12 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:56,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:56,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:56,762 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:56,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:56,763 INFO L82 PathProgramCache]: Analyzing trace with hash -619671512, now seen corresponding path program 3 times [2021-06-06 03:39:56,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:56,763 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874370456] [2021-06-06 03:39:56,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:56,835 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:56,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874370456] [2021-06-06 03:39:56,836 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874370456] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:56,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267282242] [2021-06-06 03:39:56,836 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:56,875 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 03:39:56,876 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:39:56,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 03:39:56,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:56,950 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:56,950 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [267282242] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:56,950 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:56,950 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-06 03:39:56,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862543754] [2021-06-06 03:39:56,951 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 03:39:56,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:56,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 03:39:56,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-06-06 03:39:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:56,953 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:56,954 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:56,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:56,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:56,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:56,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:56,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:56,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:57,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:57,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:57,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:57,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:57,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:57,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:57,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:57,252 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:57,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:57,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1204336263, now seen corresponding path program 4 times [2021-06-06 03:39:57,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:57,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368345101] [2021-06-06 03:39:57,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:57,382 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:57,382 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:57,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368345101] [2021-06-06 03:39:57,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368345101] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:57,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1836619500] [2021-06-06 03:39:57,382 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:57,416 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 03:39:57,416 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:39:57,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 03:39:57,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:57,702 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:57,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-06-06 03:39:57,761 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:39:57,762 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:57,763 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:39:57,763 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-06 03:39:57,769 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:57,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1836619500] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:57,769 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:57,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-06 03:39:57,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269855671] [2021-06-06 03:39:57,770 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 03:39:57,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:57,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 03:39:57,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2021-06-06 03:39:57,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:57,771 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:57,772 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:57,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:57,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:57,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:57,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:57,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:57,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:57,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:39:58,154 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 03:39:58,155 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:58,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:58,156 INFO L82 PathProgramCache]: Analyzing trace with hash 576133811, now seen corresponding path program 5 times [2021-06-06 03:39:58,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:58,156 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112305910] [2021-06-06 03:39:58,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:58,271 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:58,271 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112305910] [2021-06-06 03:39:58,271 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112305910] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:58,271 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1397434892] [2021-06-06 03:39:58,272 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:58,308 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 03:39:58,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:39:58,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 03:39:58,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:58,559 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:58,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-06 03:39:58,709 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:39:58,710 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:39:58,711 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:39:58,712 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-06 03:39:58,719 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:58,719 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1397434892] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:58,719 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:58,719 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-06 03:39:58,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317809103] [2021-06-06 03:39:58,720 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 03:39:58,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:58,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 03:39:58,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-06-06 03:39:58,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:58,722 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:58,722 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 18 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:58,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:58,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:58,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:58,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:58,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:58,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:58,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:39:58,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:58,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:58,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:58,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:58,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:58,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:58,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:58,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:39:58,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:59,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 03:39:59,085 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:59,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:59,085 INFO L82 PathProgramCache]: Analyzing trace with hash -63868743, now seen corresponding path program 6 times [2021-06-06 03:39:59,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:59,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236716576] [2021-06-06 03:39:59,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:59,159 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:59,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236716576] [2021-06-06 03:39:59,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236716576] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:59,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29416683] [2021-06-06 03:39:59,159 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:59,200 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 03:39:59,200 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:39:59,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 03:39:59,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:39:59,268 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:59,269 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29416683] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:59,269 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:39:59,269 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-06-06 03:39:59,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929143654] [2021-06-06 03:39:59,269 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 03:39:59,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:39:59,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 03:39:59,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-06-06 03:39:59,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:59,270 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:39:59,270 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:39:59,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:59,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:59,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:59,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:59,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:59,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:59,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:39:59,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:59,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:39:59,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:39:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:39:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:39:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:39:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:39:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:39:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:39:59,603 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-06 03:39:59,603 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:39:59,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:39:59,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1154319608, now seen corresponding path program 7 times [2021-06-06 03:39:59,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:39:59,603 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372325530] [2021-06-06 03:39:59,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:39:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:39:59,764 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:39:59,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372325530] [2021-06-06 03:39:59,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372325530] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:39:59,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762721377] [2021-06-06 03:39:59,765 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:39:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:39:59,793 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-06 03:39:59,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:00,148 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:00,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-06-06 03:40:00,465 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:00,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:00,467 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:00,467 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-06 03:40:00,474 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:00,474 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1762721377] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:00,474 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:00,475 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 03:40:00,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490496580] [2021-06-06 03:40:00,476 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 03:40:00,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:00,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 03:40:00,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-06-06 03:40:00,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:00,477 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:00,477 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:00,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:00,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:00,937 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-06 03:40:00,937 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:00,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:00,938 INFO L82 PathProgramCache]: Analyzing trace with hash -2016450674, now seen corresponding path program 8 times [2021-06-06 03:40:00,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:00,938 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630111185] [2021-06-06 03:40:00,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:01,126 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:01,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630111185] [2021-06-06 03:40:01,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630111185] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:01,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621202946] [2021-06-06 03:40:01,126 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:01,159 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 03:40:01,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:01,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-06 03:40:01,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:01,582 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:01,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-06-06 03:40:02,297 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:02,298 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:02,299 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:02,299 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-06 03:40:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:02,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621202946] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:02,306 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:02,306 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 03:40:02,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548535461] [2021-06-06 03:40:02,306 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 03:40:02,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:02,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 03:40:02,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-06 03:40:02,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:02,307 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:02,307 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.4) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:02,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:02,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:02,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:02,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2021-06-06 03:40:02,765 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:02,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:02,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1322257352, now seen corresponding path program 9 times [2021-06-06 03:40:02,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:02,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791507005] [2021-06-06 03:40:02,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:02,888 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:02,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791507005] [2021-06-06 03:40:02,888 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791507005] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:02,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676031397] [2021-06-06 03:40:02,888 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:02,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 03:40:02,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:02,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 03:40:02,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:03,000 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:03,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676031397] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:03,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:03,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 03:40:03,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503065242] [2021-06-06 03:40:03,001 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 03:40:03,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:03,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 03:40:03,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-06-06 03:40:03,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:03,002 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:03,002 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:03,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:03,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:03,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:03,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:03,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:03,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:03,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:03,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:03,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:03,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:03,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:03,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:03,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:03,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:03,355 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:03,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:03,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1134083623, now seen corresponding path program 10 times [2021-06-06 03:40:03,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:03,356 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545758591] [2021-06-06 03:40:03,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:03,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:03,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545758591] [2021-06-06 03:40:03,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545758591] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:03,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497797568] [2021-06-06 03:40:03,562 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:03,593 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 03:40:03,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:03,594 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-06 03:40:03,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:04,177 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-06 03:40:04,178 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:04,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-06-06 03:40:06,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:06,326 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:06,326 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:06,326 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-06 03:40:06,332 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:06,333 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497797568] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:06,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:06,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-06 03:40:06,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367857971] [2021-06-06 03:40:06,333 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 03:40:06,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:06,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 03:40:06,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-06-06 03:40:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:06,334 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:06,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:06,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:06,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:06,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:06,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:06,916 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-06-06 03:40:06,916 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:06,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:06,917 INFO L82 PathProgramCache]: Analyzing trace with hash -976240749, now seen corresponding path program 11 times [2021-06-06 03:40:06,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:06,917 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321362450] [2021-06-06 03:40:06,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:07,115 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:07,115 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:07,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321362450] [2021-06-06 03:40:07,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321362450] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:07,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1521385959] [2021-06-06 03:40:07,116 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:07,147 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 03:40:07,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:07,148 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 03:40:07,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:07,749 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-06 03:40:07,750 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:07,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-06-06 03:40:09,034 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-06-06 03:40:09,776 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2021-06-06 03:40:09,894 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-06-06 03:40:10,032 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-06-06 03:40:10,323 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 03:40:10,599 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 03:40:10,909 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-06-06 03:40:11,307 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-06-06 03:40:12,025 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 03:40:12,145 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 03:40:12,321 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-06-06 03:40:13,206 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 212 [2021-06-06 03:40:13,454 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:13,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:13,456 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:13,457 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-06 03:40:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:13,463 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1521385959] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:13,463 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:13,463 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-06 03:40:13,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151183965] [2021-06-06 03:40:13,465 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 03:40:13,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:13,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 03:40:13,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-06-06 03:40:13,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:13,466 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:13,466 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:13,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:13,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:13,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:13,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:13,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:14,061 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable440,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:14,061 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:14,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:14,062 INFO L82 PathProgramCache]: Analyzing trace with hash -378078951, now seen corresponding path program 12 times [2021-06-06 03:40:14,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:14,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401256650] [2021-06-06 03:40:14,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:14,189 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:14,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401256650] [2021-06-06 03:40:14,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401256650] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:14,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155742759] [2021-06-06 03:40:14,189 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:14,220 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 03:40:14,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:14,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 03:40:14,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:14,285 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:14,285 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155742759] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:14,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:14,286 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-06-06 03:40:14,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575250044] [2021-06-06 03:40:14,287 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 03:40:14,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:14,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 03:40:14,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-06-06 03:40:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:14,289 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:14,290 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.5) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:14,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:14,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:14,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:14,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:14,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:14,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 03:40:14,706 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable900,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:14,706 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:14,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:14,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1990065832, now seen corresponding path program 13 times [2021-06-06 03:40:14,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:14,707 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702642859] [2021-06-06 03:40:14,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:14,969 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:14,970 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:14,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702642859] [2021-06-06 03:40:14,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702642859] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:14,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94112129] [2021-06-06 03:40:14,970 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:15,002 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-06 03:40:15,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:15,740 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 03:40:15,740 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:15,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-06 03:40:16,782 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-06-06 03:40:16,945 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 03:40:17,189 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 03:40:17,378 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-06-06 03:40:17,742 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-06-06 03:40:17,934 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-06-06 03:40:18,189 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-06-06 03:40:18,376 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-06-06 03:40:18,501 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 235 [2021-06-06 03:40:18,864 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-06-06 03:40:19,580 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-06-06 03:40:19,812 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-06-06 03:40:19,920 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-06-06 03:40:21,062 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-06-06 03:40:21,489 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-06-06 03:40:21,674 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-06-06 03:40:22,516 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-06-06 03:40:23,013 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-06-06 03:40:23,494 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-06-06 03:40:23,741 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-06-06 03:40:24,532 WARN L205 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 03:40:25,271 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 03:40:26,076 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-06-06 03:40:27,033 WARN L205 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-06-06 03:40:27,199 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-06-06 03:40:27,999 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-06-06 03:40:28,340 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-06-06 03:40:28,835 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-06-06 03:40:29,289 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 03:40:29,740 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 03:40:30,246 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-06-06 03:40:30,776 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-06-06 03:40:31,005 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-06-06 03:40:31,194 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-06-06 03:40:31,399 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-06-06 03:40:32,110 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-06-06 03:40:32,695 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-06-06 03:40:32,969 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-06-06 03:40:33,817 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-06-06 03:40:34,282 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-06-06 03:40:34,755 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-06-06 03:40:35,853 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-06-06 03:40:36,802 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-06-06 03:40:37,847 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-06-06 03:40:38,925 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 03:40:39,918 WARN L205 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 03:40:40,955 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-06-06 03:40:41,105 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-06-06 03:40:41,436 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-06-06 03:40:42,100 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-06-06 03:40:42,271 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 03:40:42,424 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 03:40:42,584 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-06-06 03:40:42,769 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-06-06 03:40:43,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:43,139 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:43,139 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:43,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 03:40:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:43,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94112129] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:43,144 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:43,144 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-06-06 03:40:43,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832600276] [2021-06-06 03:40:43,145 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 03:40:43,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:43,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 03:40:43,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1241, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 03:40:43,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:43,146 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:43,146 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 36 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:43,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:43,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:43,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:43,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 03:40:43,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 03:40:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 03:40:43,798 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable901,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:43,799 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:43,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:43,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1297936046, now seen corresponding path program 14 times [2021-06-06 03:40:43,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:43,799 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120941927] [2021-06-06 03:40:43,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:44,041 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:44,041 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120941927] [2021-06-06 03:40:44,041 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120941927] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:44,041 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562666715] [2021-06-06 03:40:44,041 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:44,069 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 03:40:44,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:44,070 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-06 03:40:44,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:44,860 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-06 03:40:44,861 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:44,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-06-06 03:40:46,129 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-06-06 03:40:46,281 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-06-06 03:40:46,493 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-06-06 03:40:47,719 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-06-06 03:40:47,898 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-06-06 03:40:48,138 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-06-06 03:40:48,660 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-06-06 03:40:49,176 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-06-06 03:40:49,781 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-06-06 03:40:50,486 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-06-06 03:40:51,293 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 03:40:52,105 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 03:40:53,072 WARN L205 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-06-06 03:40:55,219 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-06-06 03:40:56,786 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-06-06 03:40:57,744 WARN L205 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-06-06 03:40:59,188 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-06-06 03:40:59,955 WARN L205 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-06-06 03:41:00,264 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-06-06 03:41:01,122 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-06-06 03:41:01,225 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-06-06 03:41:01,360 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 03:41:02,312 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-06-06 03:41:02,498 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-06-06 03:41:02,676 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-06-06 03:41:03,464 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-06-06 03:41:03,763 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-06-06 03:41:04,141 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-06-06 03:41:05,199 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-06 03:41:05,363 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-06-06 03:41:05,850 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-06-06 03:41:06,310 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-06-06 03:41:06,459 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-06-06 03:41:06,732 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-06-06 03:41:06,891 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-06-06 03:41:07,472 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-06-06 03:41:07,756 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-06-06 03:41:07,872 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-06-06 03:41:08,021 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-06-06 03:41:08,173 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-06-06 03:41:09,352 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-06-06 03:41:09,508 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-06-06 03:41:09,719 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-06-06 03:41:10,042 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-06-06 03:41:11,320 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-06-06 03:41:11,476 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-06-06 03:41:11,912 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-06-06 03:41:12,903 WARN L205 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-06-06 03:41:14,258 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-06-06 03:41:14,422 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-06-06 03:41:14,611 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-06-06 03:41:14,749 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-06-06 03:41:15,559 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-06-06 03:41:15,718 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-06-06 03:41:16,957 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-06-06 03:41:17,182 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-06-06 03:41:18,298 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-06-06 03:41:18,491 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-06-06 03:41:18,951 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-06-06 03:41:19,547 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-06-06 03:41:20,249 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-06-06 03:41:21,562 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-06-06 03:41:21,709 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-06-06 03:41:21,930 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-06-06 03:41:22,201 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-06-06 03:41:22,888 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-06-06 03:41:23,542 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-06-06 03:41:24,419 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-06-06 03:41:24,780 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-06-06 03:41:25,753 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-06-06 03:41:25,907 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-06-06 03:41:26,517 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-06-06 03:41:27,224 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-06-06 03:41:28,450 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-06-06 03:41:30,465 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-06-06 03:41:31,512 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-06-06 03:41:31,667 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-06-06 03:41:32,282 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-06-06 03:41:32,958 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-06-06 03:41:33,305 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-06-06 03:41:33,446 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 03:41:34,203 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 212 [2021-06-06 03:41:34,368 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-06-06 03:41:35,172 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-06-06 03:41:35,358 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-06-06 03:41:35,773 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-06-06 03:41:36,753 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-06-06 03:41:37,787 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-06-06 03:41:38,033 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-06-06 03:41:38,542 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-06-06 03:41:38,960 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-06-06 03:41:39,386 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-06-06 03:41:40,192 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-06-06 03:41:40,529 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-06-06 03:41:41,323 WARN L205 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-06-06 03:41:42,281 WARN L205 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-06-06 03:41:43,726 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-06-06 03:41:45,980 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-06-06 03:41:50,677 WARN L205 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-06-06 03:41:56,936 WARN L205 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-06-06 03:42:04,840 WARN L205 SmtUtils]: Spent 7.89 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-06-06 03:42:14,044 WARN L205 SmtUtils]: Spent 9.19 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-06-06 03:42:15,278 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-06-06 03:42:16,064 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-06-06 03:42:16,222 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-06-06 03:42:16,443 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-06-06 03:42:17,650 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-06-06 03:42:18,109 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-06-06 03:42:18,745 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 03:42:18,864 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 03:42:19,759 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-06-06 03:42:19,992 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 03:42:20,225 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 03:42:20,657 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-06-06 03:42:21,380 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-06-06 03:42:22,074 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-06-06 03:42:22,248 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-06-06 03:42:23,089 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-06-06 03:42:23,317 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-06-06 03:42:23,750 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-06-06 03:42:24,987 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-06-06 03:42:26,454 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-06-06 03:42:26,863 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-06-06 03:42:26,985 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-06-06 03:42:27,209 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-06-06 03:42:27,825 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-06-06 03:42:28,092 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-06-06 03:42:28,548 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-06-06 03:42:28,651 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-06-06 03:42:29,161 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-06-06 03:42:29,721 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-06-06 03:42:30,594 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-06-06 03:42:30,960 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-06-06 03:42:31,725 WARN L205 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-06-06 03:42:32,367 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-06-06 03:42:32,508 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-06-06 03:42:32,741 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-06-06 03:42:33,939 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-06-06 03:42:34,458 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-06-06 03:42:34,805 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-06-06 03:42:35,989 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-06-06 03:42:37,385 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-06-06 03:42:40,503 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-06-06 03:42:40,749 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-06-06 03:42:40,855 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-06-06 03:42:41,666 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-06-06 03:42:42,505 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-06-06 03:42:42,703 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-06-06 03:42:42,892 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-06-06 03:42:43,061 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-06-06 03:42:43,365 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-06-06 03:42:43,705 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-06-06 03:42:43,870 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-06-06 03:42:44,140 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-06-06 03:42:44,582 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-06-06 03:42:44,756 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-06-06 03:42:45,000 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-06-06 03:42:45,129 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-06-06 03:42:45,728 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-06-06 03:42:46,092 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-06-06 03:42:46,281 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-06-06 03:42:46,537 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-06-06 03:42:46,924 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-06-06 03:42:47,514 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-06-06 03:42:47,644 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-06-06 03:42:48,555 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-06-06 03:42:49,482 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-06-06 03:42:49,686 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 03:42:49,890 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 03:42:50,232 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-06-06 03:42:50,708 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-06-06 03:42:51,660 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-06-06 03:42:51,893 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-06-06 03:42:52,356 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-06-06 03:42:53,543 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-06-06 03:42:58,566 WARN L205 SmtUtils]: Spent 5.02 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-06-06 03:43:04,200 WARN L205 SmtUtils]: Spent 5.62 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-06-06 03:43:11,268 WARN L205 SmtUtils]: Spent 7.05 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-06-06 03:43:19,605 WARN L205 SmtUtils]: Spent 8.32 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-06-06 03:43:20,541 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-06-06 03:43:21,372 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-06-06 03:43:21,526 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-06 03:43:22,532 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-06-06 03:43:22,730 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-06-06 03:43:22,909 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-06-06 03:43:23,179 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-06-06 03:43:24,020 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-06-06 03:43:24,509 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-06-06 03:43:25,205 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-06-06 03:43:26,011 WARN L205 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-06-06 03:43:27,604 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-06-06 03:43:27,742 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-06-06 03:43:27,954 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-06-06 03:43:28,651 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-06-06 03:43:29,379 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-06-06 03:43:29,751 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-06-06 03:43:30,277 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-06-06 03:43:31,773 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-06-06 03:43:33,366 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-06-06 03:43:35,191 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-06-06 03:43:46,663 WARN L205 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-06-06 03:44:08,796 WARN L205 SmtUtils]: Spent 22.11 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-06-06 03:44:33,827 WARN L205 SmtUtils]: Spent 24.98 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-06-06 03:44:34,916 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-06-06 03:44:35,063 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-06-06 03:44:36,396 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-06-06 03:44:36,593 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-06-06 03:44:36,995 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-06-06 03:44:37,465 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-06-06 03:45:05,822 WARN L205 SmtUtils]: Spent 28.34 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-06-06 03:45:38,000 WARN L205 SmtUtils]: Spent 32.14 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 03:46:10,142 WARN L205 SmtUtils]: Spent 32.11 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 03:46:45,732 WARN L205 SmtUtils]: Spent 35.56 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-06-06 03:47:39,410 WARN L205 SmtUtils]: Spent 53.64 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-06-06 03:48:33,263 WARN L205 SmtUtils]: Spent 53.81 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-06-06 03:49:29,075 WARN L205 SmtUtils]: Spent 55.78 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-06-06 03:49:36,236 WARN L205 SmtUtils]: Spent 7.14 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-06-06 03:49:48,696 WARN L205 SmtUtils]: Spent 12.45 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-06-06 03:49:48,947 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-06-06 03:49:57,023 WARN L205 SmtUtils]: Spent 8.07 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-06-06 03:49:57,521 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-06-06 03:49:57,873 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-06-06 03:50:02,432 WARN L205 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-06-06 03:50:02,547 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-06-06 03:50:02,652 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-06-06 03:50:03,683 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-06-06 03:50:04,121 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-06-06 03:50:04,402 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-06-06 03:50:05,446 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-06-06 03:50:05,658 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 208 [2021-06-06 03:50:06,024 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-06-06 03:50:06,380 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-06-06 03:50:07,421 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-06-06 03:50:07,675 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-06-06 03:50:08,035 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-06-06 03:50:08,498 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-06-06 03:50:09,551 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-06-06 03:50:09,761 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-06-06 03:50:10,977 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-06-06 03:50:11,153 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-06-06 03:50:11,636 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-06-06 03:50:11,978 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-06-06 03:50:14,075 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-06-06 03:50:14,332 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-06-06 03:50:14,691 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-06-06 03:50:15,532 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-06-06 03:50:17,647 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-06-06 03:50:20,206 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-06-06 03:50:23,186 WARN L205 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-06-06 03:50:28,285 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-06-06 03:50:28,646 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-06 03:50:28,839 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-06-06 03:50:30,137 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-06-06 03:50:30,369 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-06-06 03:50:30,717 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-06-06 03:50:36,299 WARN L205 SmtUtils]: Spent 5.58 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-06-06 03:50:36,874 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-06-06 03:50:37,582 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-06-06 03:50:37,737 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-06-06 03:50:37,949 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-06-06 03:50:38,741 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-06-06 03:50:38,881 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-06-06 03:50:39,638 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-06-06 03:50:39,827 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-06-06 03:50:40,175 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-06-06 03:50:40,787 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-06-06 03:50:41,576 WARN L205 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-06-06 03:50:48,657 WARN L205 SmtUtils]: Spent 7.07 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-06-06 03:50:56,846 WARN L205 SmtUtils]: Spent 8.17 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-06-06 03:51:13,499 WARN L205 SmtUtils]: Spent 16.63 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-06-06 03:51:38,361 WARN L205 SmtUtils]: Spent 24.82 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-06-06 03:52:46,911 WARN L205 SmtUtils]: Spent 1.14 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-06-06 03:53:04,253 WARN L205 SmtUtils]: Spent 17.32 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-06-06 03:53:04,649 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-06-06 03:53:04,860 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-06-06 03:53:04,963 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 212 [2021-06-06 03:53:05,924 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-06-06 03:53:06,157 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-06-06 03:53:06,293 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-06-06 03:53:07,069 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-06-06 03:53:07,292 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-06-06 03:53:07,573 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-06-06 03:53:08,344 WARN L205 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-06-06 03:53:09,018 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-06-06 03:53:25,389 WARN L205 SmtUtils]: Spent 16.36 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-06-06 03:53:32,322 WARN L205 SmtUtils]: Spent 6.92 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-06-06 03:53:36,917 WARN L205 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-06-06 03:53:37,194 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-06-06 03:53:37,454 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-06-06 03:53:37,682 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-06-06 03:53:37,793 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-06-06 03:53:38,857 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 175 [2021-06-06 03:53:39,049 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-06-06 03:53:39,277 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-06-06 03:53:39,513 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-06-06 03:53:39,624 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-06-06 03:53:39,826 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 481 [2021-06-06 03:53:40,338 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 219 [2021-06-06 03:53:40,609 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-06-06 03:53:40,812 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-06-06 03:53:41,319 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-06-06 03:53:41,973 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-06-06 03:53:42,775 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-06-06 03:53:43,021 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-06-06 03:53:43,240 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-06-06 03:53:44,523 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 262 [2021-06-06 03:53:44,703 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 298 [2021-06-06 03:53:44,953 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 342 [2021-06-06 03:53:46,243 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 247 [2021-06-06 03:53:46,419 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 281 [2021-06-06 03:53:46,697 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 352 [2021-06-06 03:53:47,260 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 494 [2021-06-06 03:53:47,970 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 574 [2021-06-06 03:53:48,889 WARN L205 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 659 [2021-06-06 03:53:50,771 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 1647 DAG size of output: 921 [2021-06-06 03:53:51,073 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 913 [2021-06-06 03:53:51,445 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2021-06-06 03:53:51,577 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2021-06-06 03:53:52,129 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 441 [2021-06-06 03:53:52,730 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 265 [2021-06-06 03:53:53,388 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 212 [2021-06-06 03:53:53,586 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 228 [2021-06-06 03:53:53,831 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 285 [2021-06-06 03:53:54,135 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 336 [2021-06-06 03:53:54,577 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 408 [2021-06-06 03:53:54,713 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 564 [2021-06-06 03:53:55,081 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 489 [2021-06-06 03:53:56,264 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 234 [2021-06-06 03:53:56,463 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 269 [2021-06-06 03:53:56,675 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 301 [2021-06-06 03:53:56,976 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 360 [2021-06-06 03:53:57,382 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 438 [2021-06-06 03:53:58,342 WARN L205 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 593 [2021-06-06 03:53:59,482 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 1129 DAG size of output: 652 [2021-06-06 03:54:03,037 WARN L205 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 2503 DAG size of output: 1315 [2021-06-06 03:54:08,837 WARN L205 SmtUtils]: Spent 5.79 s on a formula simplification. DAG size of input: 3337 DAG size of output: 1964 [2021-06-06 03:54:09,083 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 292 [2021-06-06 03:54:09,241 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 226 [2021-06-06 03:54:10,169 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 288 [2021-06-06 03:54:10,395 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 297 [2021-06-06 03:54:16,530 WARN L205 SmtUtils]: Spent 6.13 s on a formula simplification. DAG size of input: 3593 DAG size of output: 2151 Received shutdown request... [2021-06-06 03:54:24,346 WARN L205 SmtUtils]: Spent 7.80 s on a formula simplification. DAG size of input: 4090 DAG size of output: 2444 [2021-06-06 03:54:24,574 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2422 [2021-06-06 03:54:24,574 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 03:54:24,581 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 03:54:24,582 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 03:54:24,582 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 03:54:24 BasicIcfg [2021-06-06 03:54:24,582 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 03:54:24,582 INFO L168 Benchmark]: Toolchain (without parser) took 871113.99 ms. Allocated memory was 346.0 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 325.5 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-06-06 03:54:24,583 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 326.6 MB in the beginning and 326.5 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 03:54:24,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.33 ms. Allocated memory is still 346.0 MB. Free memory was 325.4 MB in the beginning and 323.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 03:54:24,583 INFO L168 Benchmark]: Boogie Preprocessor took 16.28 ms. Allocated memory is still 346.0 MB. Free memory was 323.9 MB in the beginning and 323.0 MB in the end (delta: 940.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 03:54:24,583 INFO L168 Benchmark]: RCFGBuilder took 367.22 ms. Allocated memory is still 346.0 MB. Free memory was 322.9 MB in the beginning and 308.4 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-06 03:54:24,583 INFO L168 Benchmark]: TraceAbstraction took 870698.55 ms. Allocated memory was 346.0 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 308.0 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-06-06 03:54:24,583 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 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 326.6 MB in the beginning and 326.5 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 26.33 ms. Allocated memory is still 346.0 MB. Free memory was 325.4 MB in the beginning and 323.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.28 ms. Allocated memory is still 346.0 MB. Free memory was 323.9 MB in the beginning and 323.0 MB in the end (delta: 940.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 367.22 ms. Allocated memory is still 346.0 MB. Free memory was 322.9 MB in the beginning and 308.4 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 870698.55 ms. Allocated memory was 346.0 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 308.0 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.2 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: 527, positive: 357, positive conditional: 357, positive unconditional: 0, negative: 170, negative conditional: 170, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 357, positive: 357, positive conditional: 357, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 357, positive: 357, positive conditional: 0, positive unconditional: 357, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 357, positive: 352, positive conditional: 0, positive unconditional: 352, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 170 - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 27 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 870577.0ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.7ms, PartialOrderReductionTime: 2900.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 164, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 70.6ms SsaConstructionTime, 319.8ms SatisfiabilityAnalysisTime, 42760.4ms InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 519 ConstructedInterpolants, 0 QuantifiedInterpolants, 5601 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1065 ConjunctsInSsa, 395 ConjunctsInUnsatCore, 31 InterpolantComputations, 1 PerfectInterpolantSequences, 165/840 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown