/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 06:11:59,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 06:11:59,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 06:11:59,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 06:11:59,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-14 06:11:59,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 06:11:59,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 06:11:59,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 06:11:59,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 06:11:59,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 06:11:59,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 06:11:59,917 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 06:11:59,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 06:11:59,918 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 06:11:59,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 06:11:59,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 06:11:59,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 06:11:59,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 06:11:59,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 06:11:59,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 06:11:59,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:11:59,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 06:11:59,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 06:11:59,930 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 06:11:59,931 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 06:12:00,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 06:12:00,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 06:12:00,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 06:12:00,179 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 06:12:00,180 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 06:12:00,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl [2021-07-14 06:12:00,180 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl' [2021-07-14 06:12:00,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 06:12:00,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 06:12:00,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 06:12:00,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 06:12:00,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 06:12:00,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 06:12:00,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 06:12:00,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 06:12:00,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 06:12:00,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/1) ... [2021-07-14 06:12:00,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 06:12:00,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 06:12:00,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 06:12:00,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 06:12:00,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (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 [2021-07-14 06:12:00,280 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 06:12:00,280 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 06:12:00,281 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 06:12:00,281 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 06:12:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 06:12:00,281 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 06:12:00,281 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 06:12:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 06:12:00,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 06:12:00,282 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 06:12:00,571 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 06:12:00,572 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-14 06:12:00,572 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-14 06:12:00,574 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:12:00 BoogieIcfgContainer [2021-07-14 06:12:00,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 06:12:00,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 06:12:00,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 06:12:00,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 06:12:00,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:12:00" (1/2) ... [2021-07-14 06:12:00,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f4707c and model type unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 06:12:00, skipping insertion in model container [2021-07-14 06:12:00,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:12:00" (2/2) ... [2021-07-14 06:12:00,579 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-3.wvr.bpl [2021-07-14 06:12:00,582 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 06:12:00,583 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 06:12:00,583 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 06:12:00,583 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 06:12:00,606 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 06:12:00,626 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 [2021-07-14 06:12:00,673 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 06:12:00,674 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 06:12:00,674 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 06:12:00,674 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 06:12:00,674 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 06:12:00,674 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 06:12:00,674 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 06:12:00,674 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 06:12:00,702 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:00,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:00,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1855568491, now seen corresponding path program 1 times [2021-07-14 06:12:00,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:00,718 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564882557] [2021-07-14 06:12:00,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:00,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:00,840 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:00,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564882557] [2021-07-14 06:12:00,840 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564882557] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 06:12:00,841 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 06:12:00,841 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 06:12:00,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935730138] [2021-07-14 06:12:00,844 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 06:12:00,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:00,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 06:12:00,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-14 06:12:00,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:00,853 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:00,854 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) [2021-07-14 06:12:00,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:00,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:00,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 06:12:00,884 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:00,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:00,887 INFO L82 PathProgramCache]: Analyzing trace with hash 115532281, now seen corresponding path program 1 times [2021-07-14 06:12:00,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:00,888 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835728772] [2021-07-14 06:12:00,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:00,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:00,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835728772] [2021-07-14 06:12:00,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835728772] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:00,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212723239] [2021-07-14 06:12:00,987 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 [2021-07-14 06:12:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:01,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 06:12:01,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:01,223 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 [2021-07-14 06:12:01,229 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:01,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:01,232 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:01,235 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-07-14 06:12:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:01,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [212723239] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:01,246 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:01,246 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-14 06:12:01,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653687183] [2021-07-14 06:12:01,248 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 06:12:01,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:01,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 06:12:01,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-07-14 06:12:01,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:01,254 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:01,254 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) [2021-07-14 06:12:01,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:01,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:01,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:01,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:01,509 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:01,509 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:01,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:01,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1090114069, now seen corresponding path program 2 times [2021-07-14 06:12:01,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:01,510 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060564713] [2021-07-14 06:12:01,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:01,584 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:01,584 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060564713] [2021-07-14 06:12:01,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060564713] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:01,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281770906] [2021-07-14 06:12:01,585 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 [2021-07-14 06:12:01,626 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:12:01,626 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:01,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 06:12:01,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:01,785 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:01,786 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 [2021-07-14 06:12:01,791 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:01,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:01,794 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:01,794 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-07-14 06:12:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:01,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281770906] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:01,805 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:01,805 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-14 06:12:01,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779776883] [2021-07-14 06:12:01,806 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 06:12:01,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:01,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 06:12:01,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-07-14 06:12:01,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:01,806 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:01,807 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 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) [2021-07-14 06:12:01,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:01,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:01,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:01,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:01,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:01,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,065 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:02,066 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:02,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:02,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1237378425, now seen corresponding path program 3 times [2021-07-14 06:12:02,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:02,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549623828] [2021-07-14 06:12:02,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:02,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:02,103 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:02,103 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549623828] [2021-07-14 06:12:02,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549623828] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:02,108 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921593745] [2021-07-14 06:12:02,108 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:02,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 06:12:02,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:02,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 06:12:02,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:02,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921593745] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:02,204 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:02,204 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-07-14 06:12:02,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262935299] [2021-07-14 06:12:02,205 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 06:12:02,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:02,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 06:12:02,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 06:12:02,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:02,205 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:02,205 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-07-14 06:12:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:02,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:02,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:02,452 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:02,453 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:02,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:02,453 INFO L82 PathProgramCache]: Analyzing trace with hash -269349066, now seen corresponding path program 1 times [2021-07-14 06:12:02,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:02,454 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901458352] [2021-07-14 06:12:02,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:02,550 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:02,550 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901458352] [2021-07-14 06:12:02,552 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901458352] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:02,552 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260773793] [2021-07-14 06:12:02,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-14 06:12:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:02,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-14 06:12:02,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:02,777 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:02,777 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 [2021-07-14 06:12:02,798 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:02,799 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:02,800 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:02,800 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-07-14 06:12:02,805 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:02,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260773793] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:02,805 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:02,805 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-07-14 06:12:02,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508943970] [2021-07-14 06:12:02,806 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 06:12:02,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:02,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 06:12:02,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-07-14 06:12:02,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:02,808 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:02,808 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) [2021-07-14 06:12:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:02,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:02,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:02,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:02,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:02,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:03,124 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:03,125 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:03,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:03,125 INFO L82 PathProgramCache]: Analyzing trace with hash -482223718, now seen corresponding path program 2 times [2021-07-14 06:12:03,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:03,126 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088626690] [2021-07-14 06:12:03,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:03,224 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:03,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088626690] [2021-07-14 06:12:03,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088626690] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:03,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [638307266] [2021-07-14 06:12:03,224 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 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 [2021-07-14 06:12:03,264 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:12:03,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:03,265 WARN L261 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-14 06:12:03,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:03,444 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:03,445 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 [2021-07-14 06:12:03,483 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:03,485 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:03,486 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:03,486 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-07-14 06:12:03,491 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:03,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [638307266] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:03,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:03,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-07-14 06:12:03,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749532346] [2021-07-14 06:12:03,492 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 06:12:03,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:03,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 06:12:03,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-07-14 06:12:03,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:03,493 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:03,493 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 16 states have internal predecessors, (26), 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) [2021-07-14 06:12:03,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:03,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:03,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:03,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:03,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:03,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:03,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:03,794 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:03,794 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:03,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:03,795 INFO L82 PathProgramCache]: Analyzing trace with hash 1508596662, now seen corresponding path program 3 times [2021-07-14 06:12:03,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:03,795 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928898331] [2021-07-14 06:12:03,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:03,865 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:03,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:03,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928898331] [2021-07-14 06:12:03,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928898331] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:03,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [996436151] [2021-07-14 06:12:03,865 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 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 [2021-07-14 06:12:03,898 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 06:12:03,898 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:03,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 28 conjunts are in the unsatisfiable core [2021-07-14 06:12:03,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:04,111 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:04,111 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 [2021-07-14 06:12:04,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:04,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:04,231 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:04,231 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-07-14 06:12:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:04,235 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [996436151] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:04,236 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:04,236 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-07-14 06:12:04,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283375327] [2021-07-14 06:12:04,236 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 06:12:04,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:04,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 06:12:04,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-07-14 06:12:04,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:04,237 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:04,237 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 16 states have internal predecessors, (28), 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) [2021-07-14 06:12:04,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:04,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:04,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,535 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-14 06:12:04,535 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:04,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:04,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1200480998, now seen corresponding path program 4 times [2021-07-14 06:12:04,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:04,536 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166324562] [2021-07-14 06:12:04,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:04,596 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:04,596 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166324562] [2021-07-14 06:12:04,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166324562] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:04,596 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314510052] [2021-07-14 06:12:04,596 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 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 [2021-07-14 06:12:04,623 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:12:04,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:04,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 06:12:04,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:04,662 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314510052] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:04,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:04,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-07-14 06:12:04,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258800465] [2021-07-14 06:12:04,663 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 06:12:04,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:04,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 06:12:04,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-07-14 06:12:04,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:04,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:04,663 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 10 states have internal predecessors, (20), 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) [2021-07-14 06:12:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:04,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:04,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:04,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:04,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:04,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:04,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:04,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:04,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-14 06:12:04,937 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:04,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:04,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1466420149, now seen corresponding path program 5 times [2021-07-14 06:12:04,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:04,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163295726] [2021-07-14 06:12:04,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:05,045 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:05,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163295726] [2021-07-14 06:12:05,045 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163295726] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:05,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583689258] [2021-07-14 06:12:05,045 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 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 [2021-07-14 06:12:05,083 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 06:12:05,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:05,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-14 06:12:05,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:05,359 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:05,359 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 [2021-07-14 06:12:05,625 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:05,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:05,627 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:05,627 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-07-14 06:12:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:05,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583689258] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:05,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:05,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-07-14 06:12:05,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695984922] [2021-07-14 06:12:05,632 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 06:12:05,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:05,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 06:12:05,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-07-14 06:12:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:05,632 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:05,632 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.391304347826087) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:05,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:05,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:06,047 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-07-14 06:12:06,047 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:06,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:06,047 INFO L82 PathProgramCache]: Analyzing trace with hash 792970265, now seen corresponding path program 6 times [2021-07-14 06:12:06,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:06,047 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679384832] [2021-07-14 06:12:06,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:06,222 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:06,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679384832] [2021-07-14 06:12:06,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679384832] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:06,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072081886] [2021-07-14 06:12:06,222 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 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 [2021-07-14 06:12:06,251 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-14 06:12:06,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:06,252 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-14 06:12:06,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:06,576 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:06,576 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 [2021-07-14 06:12:07,111 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:07,112 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:07,113 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:07,113 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-07-14 06:12:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:07,118 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072081886] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:07,118 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:07,118 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-14 06:12:07,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594478743] [2021-07-14 06:12:07,119 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 06:12:07,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:07,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 06:12:07,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=540, Unknown=0, NotChecked=0, Total=600 [2021-07-14 06:12:07,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:07,120 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:07,121 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.36) internal successors, (34), 24 states have internal predecessors, (34), 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) [2021-07-14 06:12:07,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:07,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:07,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:07,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:07,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:07,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:07,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:07,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:07,471 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:07,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:07,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1390860341, now seen corresponding path program 7 times [2021-07-14 06:12:07,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:07,471 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694278409] [2021-07-14 06:12:07,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:07,591 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:07,591 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:07,591 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694278409] [2021-07-14 06:12:07,591 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694278409] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:07,591 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892971712] [2021-07-14 06:12:07,591 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 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 [2021-07-14 06:12:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:07,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-14 06:12:07,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:08,000 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:08,000 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 [2021-07-14 06:12:09,756 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:09,757 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:09,758 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:09,758 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-07-14 06:12:09,763 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:09,763 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892971712] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:09,763 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:09,764 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-14 06:12:09,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166660570] [2021-07-14 06:12:09,764 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 06:12:09,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:09,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 06:12:09,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-07-14 06:12:09,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:09,765 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:09,765 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 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) [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:09,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:09,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:09,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:09,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:09,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:09,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:09,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:10,162 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-07-14 06:12:10,163 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:10,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:10,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1549383783, now seen corresponding path program 8 times [2021-07-14 06:12:10,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:10,164 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080275966] [2021-07-14 06:12:10,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:10,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:10,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080275966] [2021-07-14 06:12:10,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080275966] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:10,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539275509] [2021-07-14 06:12:10,257 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 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 [2021-07-14 06:12:10,285 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:12:10,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:10,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 06:12:10,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:10,335 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:10,336 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539275509] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:10,336 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:10,336 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-07-14 06:12:10,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640021733] [2021-07-14 06:12:10,336 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 06:12:10,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:10,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 06:12:10,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-07-14 06:12:10,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:10,338 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:10,338 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) [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:10,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:10,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:10,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:12:10,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable441 [2021-07-14 06:12:10,648 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:10,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:10,649 INFO L82 PathProgramCache]: Analyzing trace with hash -759631594, now seen corresponding path program 9 times [2021-07-14 06:12:10,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:10,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131255838] [2021-07-14 06:12:10,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:10,812 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:10,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131255838] [2021-07-14 06:12:10,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131255838] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:10,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545219663] [2021-07-14 06:12:10,812 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 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 [2021-07-14 06:12:10,841 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-14 06:12:10,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:10,842 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-07-14 06:12:10,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:11,323 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-07-14 06:12:11,324 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:11,324 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 [2021-07-14 06:12:12,311 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-07-14 06:12:13,080 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-07-14 06:12:13,228 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-07-14 06:12:13,514 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-14 06:12:13,805 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-14 06:12:14,159 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-07-14 06:12:14,552 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-07-14 06:12:15,194 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-14 06:12:15,320 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-14 06:12:15,506 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-07-14 06:12:16,501 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:16,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:16,503 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:16,503 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-07-14 06:12:16,508 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:16,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545219663] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:16,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:16,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-07-14 06:12:16,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127453991] [2021-07-14 06:12:16,508 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 06:12:16,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:16,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 06:12:16,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-07-14 06:12:16,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:16,509 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:16,509 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 30 states have internal predecessors, (40), 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) [2021-07-14 06:12:16,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:16,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:16,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:16,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:16,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:16,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:16,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:16,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:16,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:16,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:16,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:16,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:12:16,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:12:16,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:12:17,045 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable442 [2021-07-14 06:12:17,045 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:17,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:17,045 INFO L82 PathProgramCache]: Analyzing trace with hash -245753990, now seen corresponding path program 10 times [2021-07-14 06:12:17,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:17,046 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946676717] [2021-07-14 06:12:17,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:17,287 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:17,287 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946676717] [2021-07-14 06:12:17,287 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946676717] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:17,287 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163283878] [2021-07-14 06:12:17,288 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 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 [2021-07-14 06:12:17,315 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:12:17,315 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:17,316 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 64 conjunts are in the unsatisfiable core [2021-07-14 06:12:17,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:17,911 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-14 06:12:17,911 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:17,911 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 [2021-07-14 06:12:18,877 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-07-14 06:12:19,058 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-14 06:12:19,234 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-14 06:12:19,432 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-07-14 06:12:19,813 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-07-14 06:12:20,024 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-07-14 06:12:20,267 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-07-14 06:12:20,459 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-07-14 06:12:20,909 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-07-14 06:12:21,655 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-07-14 06:12:21,891 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-07-14 06:12:22,004 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-07-14 06:12:23,153 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-07-14 06:12:23,604 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-07-14 06:12:23,802 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-07-14 06:12:24,687 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-07-14 06:12:25,204 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-07-14 06:12:25,670 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-07-14 06:12:25,938 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-07-14 06:12:26,709 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-14 06:12:27,490 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-14 06:12:28,345 WARN L205 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-07-14 06:12:29,357 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-07-14 06:12:29,538 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-07-14 06:12:30,410 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-07-14 06:12:30,754 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-07-14 06:12:31,186 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-07-14 06:12:31,697 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-14 06:12:32,187 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-14 06:12:32,734 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-07-14 06:12:33,322 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-07-14 06:12:33,576 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-07-14 06:12:33,781 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-07-14 06:12:33,988 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-07-14 06:12:34,708 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-07-14 06:12:35,325 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-07-14 06:12:35,613 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-07-14 06:12:36,370 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-07-14 06:12:36,844 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-07-14 06:12:37,368 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-07-14 06:12:38,373 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-07-14 06:12:39,220 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-07-14 06:12:40,315 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-07-14 06:12:41,370 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-14 06:12:42,436 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-14 06:12:43,552 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-07-14 06:12:43,719 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-07-14 06:12:44,065 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-07-14 06:12:44,751 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-07-14 06:12:44,921 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-14 06:12:45,085 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-14 06:12:45,260 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-07-14 06:12:45,436 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-07-14 06:12:45,758 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:12:45,759 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:45,760 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:12:45,760 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-14 06:12:45,763 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:45,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1163283878] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:45,764 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:12:45,764 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-07-14 06:12:45,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733100318] [2021-07-14 06:12:45,764 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-14 06:12:45,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:12:45,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-14 06:12:45,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=976, Unknown=0, NotChecked=0, Total=1056 [2021-07-14 06:12:45,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:45,765 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:12:45,765 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 32 states have internal predecessors, (42), 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) [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:45,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:45,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:45,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:12:45,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:12:45,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:12:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:12:46,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:12:46,269 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable903,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:12:46,269 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:12:46,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:12:46,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1495417450, now seen corresponding path program 11 times [2021-07-14 06:12:46,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:12:46,270 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080368686] [2021-07-14 06:12:46,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:12:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:12:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:12:46,459 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:12:46,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080368686] [2021-07-14 06:12:46,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080368686] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:12:46,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [109885373] [2021-07-14 06:12:46,460 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 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 [2021-07-14 06:12:46,489 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-14 06:12:46,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:12:46,490 WARN L261 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 52 conjunts are in the unsatisfiable core [2021-07-14 06:12:46,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:12:47,143 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-07-14 06:12:47,144 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:12:47,144 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 [2021-07-14 06:12:48,392 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-07-14 06:12:48,566 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-07-14 06:12:48,775 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-07-14 06:12:50,093 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-07-14 06:12:50,287 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-07-14 06:12:50,531 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-07-14 06:12:51,069 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-07-14 06:12:51,614 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-07-14 06:12:52,263 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-07-14 06:12:53,019 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-07-14 06:12:53,898 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-14 06:12:54,786 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-14 06:12:55,829 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-07-14 06:12:58,108 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-07-14 06:12:59,801 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-07-14 06:13:00,851 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-07-14 06:13:02,418 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-07-14 06:13:03,274 WARN L205 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-07-14 06:13:03,600 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-07-14 06:13:04,528 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-07-14 06:13:04,638 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-07-14 06:13:04,782 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-14 06:13:05,804 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-07-14 06:13:05,993 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-07-14 06:13:06,187 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-07-14 06:13:07,009 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-07-14 06:13:07,331 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-07-14 06:13:07,733 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-07-14 06:13:08,832 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-07-14 06:13:09,002 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-07-14 06:13:09,520 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-07-14 06:13:10,011 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-07-14 06:13:10,183 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-07-14 06:13:10,398 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-07-14 06:13:10,558 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-07-14 06:13:11,170 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-07-14 06:13:11,451 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-07-14 06:13:11,610 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-07-14 06:13:11,782 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-07-14 06:13:11,949 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-07-14 06:13:12,568 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 210 [2021-07-14 06:13:13,216 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-07-14 06:13:13,389 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-07-14 06:13:13,616 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-07-14 06:13:13,946 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-07-14 06:13:15,256 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-07-14 06:13:15,415 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-07-14 06:13:15,878 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-07-14 06:13:16,962 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-07-14 06:13:18,466 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-07-14 06:13:18,639 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-07-14 06:13:18,845 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-07-14 06:13:18,995 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-07-14 06:13:19,864 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-07-14 06:13:20,045 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-07-14 06:13:20,390 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 219 [2021-07-14 06:13:21,320 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-07-14 06:13:21,562 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-07-14 06:13:22,104 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 158 [2021-07-14 06:13:22,623 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-07-14 06:13:22,826 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-07-14 06:13:23,324 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-07-14 06:13:23,964 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-07-14 06:13:24,732 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-07-14 06:13:26,113 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-07-14 06:13:26,268 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-07-14 06:13:26,503 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-07-14 06:13:26,782 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-07-14 06:13:27,476 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-07-14 06:13:27,931 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-07-14 06:13:28,181 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-07-14 06:13:28,715 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2021-07-14 06:13:29,067 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-07-14 06:13:29,440 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-07-14 06:13:30,387 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-07-14 06:13:30,555 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-07-14 06:13:31,202 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-07-14 06:13:31,971 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-07-14 06:13:33,267 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-07-14 06:13:35,429 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-07-14 06:13:36,385 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-07-14 06:13:36,550 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-07-14 06:13:37,184 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-07-14 06:13:37,895 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-07-14 06:13:38,271 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-07-14 06:13:38,411 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-14 06:13:39,212 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 212 [2021-07-14 06:13:39,442 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-07-14 06:13:40,129 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 142 [2021-07-14 06:13:40,305 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-07-14 06:13:40,507 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-07-14 06:13:40,930 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-07-14 06:13:41,948 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-07-14 06:13:42,544 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-07-14 06:13:43,004 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-07-14 06:13:43,250 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-07-14 06:13:43,791 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-07-14 06:13:44,227 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-07-14 06:13:44,669 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-07-14 06:13:45,474 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-07-14 06:13:45,817 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-07-14 06:13:46,674 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-07-14 06:13:47,705 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-07-14 06:13:49,311 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-07-14 06:13:51,743 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-07-14 06:13:56,722 WARN L205 SmtUtils]: Spent 4.97 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-07-14 06:14:03,478 WARN L205 SmtUtils]: Spent 6.74 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-07-14 06:14:11,867 WARN L205 SmtUtils]: Spent 8.37 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-07-14 06:14:21,723 WARN L205 SmtUtils]: Spent 9.84 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-07-14 06:14:23,034 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-07-14 06:14:23,880 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-07-14 06:14:24,063 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-07-14 06:14:24,300 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-07-14 06:14:24,405 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-07-14 06:14:25,573 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-07-14 06:14:26,065 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-07-14 06:14:26,698 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-14 06:14:26,821 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-14 06:14:27,304 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 212 [2021-07-14 06:14:27,747 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-07-14 06:14:27,993 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-14 06:14:28,244 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-14 06:14:28,696 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-07-14 06:14:29,462 WARN L205 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-07-14 06:14:30,186 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-07-14 06:14:30,373 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-07-14 06:14:31,241 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-07-14 06:14:31,493 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-07-14 06:14:31,952 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-07-14 06:14:33,255 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-07-14 06:14:34,847 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-07-14 06:14:35,131 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-07-14 06:14:35,281 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-07-14 06:14:35,412 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-07-14 06:14:35,651 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-07-14 06:14:36,317 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-07-14 06:14:36,599 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-07-14 06:14:37,078 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-07-14 06:14:37,193 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-07-14 06:14:37,749 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-07-14 06:14:38,335 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-07-14 06:14:38,514 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 195 [2021-07-14 06:14:39,247 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-07-14 06:14:39,623 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-07-14 06:14:40,455 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-07-14 06:14:41,114 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-07-14 06:14:41,274 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-07-14 06:14:41,523 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-07-14 06:14:42,778 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-07-14 06:14:43,326 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-07-14 06:14:43,689 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-07-14 06:14:44,949 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-07-14 06:14:46,440 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-07-14 06:14:49,772 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-07-14 06:14:49,881 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-07-14 06:14:50,039 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-07-14 06:14:50,159 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-07-14 06:14:51,012 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-07-14 06:14:51,888 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-07-14 06:14:52,090 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-07-14 06:14:52,296 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-07-14 06:14:52,490 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-07-14 06:14:52,834 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-07-14 06:14:53,193 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-07-14 06:14:53,370 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-07-14 06:14:53,645 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-07-14 06:14:54,106 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-07-14 06:14:54,287 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-07-14 06:14:54,542 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-07-14 06:14:54,677 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-07-14 06:14:55,337 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-07-14 06:14:55,708 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-07-14 06:14:55,890 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-07-14 06:14:56,159 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-07-14 06:14:56,573 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-07-14 06:14:57,201 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-07-14 06:14:57,338 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-07-14 06:14:58,273 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-07-14 06:14:59,245 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-07-14 06:14:59,462 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-14 06:14:59,696 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-14 06:15:00,059 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-07-14 06:15:00,578 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-07-14 06:15:01,558 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-07-14 06:15:01,815 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-07-14 06:15:02,336 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-07-14 06:15:03,674 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-07-14 06:15:09,016 WARN L205 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-07-14 06:15:15,135 WARN L205 SmtUtils]: Spent 6.11 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-07-14 06:15:22,735 WARN L205 SmtUtils]: Spent 7.59 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-07-14 06:15:31,749 WARN L205 SmtUtils]: Spent 9.00 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-07-14 06:15:32,717 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-07-14 06:15:33,584 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-07-14 06:15:33,744 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-07-14 06:15:34,807 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-07-14 06:15:34,959 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-07-14 06:15:35,141 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-07-14 06:15:35,427 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-07-14 06:15:36,312 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-07-14 06:15:36,824 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-07-14 06:15:37,560 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-07-14 06:15:38,416 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-07-14 06:15:39,952 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 223 [2021-07-14 06:15:40,074 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-07-14 06:15:40,234 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-07-14 06:15:40,456 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-07-14 06:15:41,175 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-07-14 06:15:41,925 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-07-14 06:15:42,325 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-07-14 06:15:42,877 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-07-14 06:15:44,484 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-07-14 06:15:46,250 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-07-14 06:15:48,266 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-07-14 06:16:00,523 WARN L205 SmtUtils]: Spent 12.25 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-07-14 06:16:24,287 WARN L205 SmtUtils]: Spent 23.74 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-07-14 06:16:50,893 WARN L205 SmtUtils]: Spent 26.57 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-07-14 06:16:52,006 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-07-14 06:16:52,161 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-07-14 06:16:53,552 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-07-14 06:16:53,765 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-07-14 06:16:54,184 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-07-14 06:16:54,699 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-07-14 06:17:24,797 WARN L205 SmtUtils]: Spent 30.08 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-07-14 06:17:58,884 WARN L205 SmtUtils]: Spent 34.05 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-14 06:18:33,104 WARN L205 SmtUtils]: Spent 34.18 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-14 06:19:11,171 WARN L205 SmtUtils]: Spent 38.04 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-07-14 06:20:08,502 WARN L205 SmtUtils]: Spent 57.30 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-07-14 06:21:06,510 WARN L205 SmtUtils]: Spent 57.97 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-07-14 06:22:05,939 WARN L205 SmtUtils]: Spent 59.40 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-07-14 06:22:13,559 WARN L205 SmtUtils]: Spent 7.60 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-07-14 06:22:26,775 WARN L205 SmtUtils]: Spent 13.20 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-07-14 06:22:27,053 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-07-14 06:22:35,642 WARN L205 SmtUtils]: Spent 8.58 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-07-14 06:22:36,157 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-07-14 06:22:36,536 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-07-14 06:22:41,343 WARN L205 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-07-14 06:22:41,456 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-07-14 06:22:41,565 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-07-14 06:22:42,608 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-07-14 06:22:43,056 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-07-14 06:22:43,357 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-07-14 06:22:44,435 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-07-14 06:22:44,544 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-14 06:22:45,028 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-07-14 06:22:45,385 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-07-14 06:22:46,447 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-07-14 06:22:46,721 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-07-14 06:22:47,092 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-07-14 06:22:47,577 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-07-14 06:22:48,696 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-07-14 06:22:48,914 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-07-14 06:22:50,158 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-07-14 06:22:50,324 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-07-14 06:22:50,843 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-07-14 06:22:51,198 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-07-14 06:22:52,923 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-07-14 06:22:53,370 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-07-14 06:22:53,644 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-07-14 06:22:54,026 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-07-14 06:22:54,902 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-07-14 06:22:57,086 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-07-14 06:22:59,757 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-07-14 06:23:02,931 WARN L205 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-07-14 06:23:08,313 WARN L205 SmtUtils]: Spent 5.37 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-07-14 06:23:08,711 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-07-14 06:23:08,918 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-07-14 06:23:10,430 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-07-14 06:23:10,689 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-07-14 06:23:11,049 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-07-14 06:23:16,976 WARN L205 SmtUtils]: Spent 5.92 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-07-14 06:23:17,576 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-07-14 06:23:18,285 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-07-14 06:23:18,452 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-07-14 06:23:18,688 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-07-14 06:23:18,794 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-07-14 06:23:19,503 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-07-14 06:23:19,651 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-07-14 06:23:20,277 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 241 [2021-07-14 06:23:20,433 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-07-14 06:23:20,640 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-07-14 06:23:21,011 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-07-14 06:23:21,662 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-07-14 06:23:22,502 WARN L205 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-07-14 06:23:30,001 WARN L205 SmtUtils]: Spent 7.49 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-07-14 06:23:38,773 WARN L205 SmtUtils]: Spent 8.75 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-07-14 06:23:56,503 WARN L205 SmtUtils]: Spent 17.69 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-07-14 06:24:22,812 WARN L205 SmtUtils]: Spent 26.27 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-07-14 06:25:35,795 WARN L205 SmtUtils]: Spent 1.22 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-07-14 06:25:54,081 WARN L205 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-07-14 06:25:54,512 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-07-14 06:25:54,743 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-07-14 06:25:54,850 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 212 [2021-07-14 06:25:55,855 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-07-14 06:25:56,105 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-07-14 06:25:56,249 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-07-14 06:25:57,060 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-07-14 06:25:57,287 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-07-14 06:25:57,582 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-07-14 06:25:58,399 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-07-14 06:25:59,113 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-07-14 06:26:16,484 WARN L205 SmtUtils]: Spent 17.36 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-07-14 06:26:23,917 WARN L205 SmtUtils]: Spent 7.42 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-07-14 06:26:28,786 WARN L205 SmtUtils]: Spent 4.86 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-07-14 06:26:29,077 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-07-14 06:26:29,335 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-07-14 06:26:29,576 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-07-14 06:26:29,691 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-07-14 06:26:30,753 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-07-14 06:26:30,996 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-07-14 06:26:31,248 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-07-14 06:26:31,371 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-07-14 06:26:32,129 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 219 [2021-07-14 06:26:32,407 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-07-14 06:26:32,632 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-07-14 06:26:33,173 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-07-14 06:26:33,889 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-07-14 06:26:34,753 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-07-14 06:26:35,012 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-07-14 06:26:35,242 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-07-14 06:26:35,611 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 880 Received shutdown request... [2021-07-14 06:26:36,466 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13656,SelfDestructingSolverStorable2423 [2021-07-14 06:26:36,467 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 06:26:36,471 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 06:26:36,472 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 06:26:36,472 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 06:26:36 BasicIcfg [2021-07-14 06:26:36,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 06:26:36,473 INFO L168 Benchmark]: Toolchain (without parser) took 876276.21 ms. Allocated memory was 181.4 MB in the beginning and 1.0 GB in the end (delta: 836.8 MB). Free memory was 161.9 MB in the beginning and 590.3 MB in the end (delta: -428.4 MB). Peak memory consumption was 639.4 MB. Max. memory is 8.0 GB. [2021-07-14 06:26:36,473 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 181.4 MB. Free memory is still 163.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 06:26:36,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.46 ms. Allocated memory is still 181.4 MB. Free memory was 161.8 MB in the beginning and 160.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 06:26:36,473 INFO L168 Benchmark]: Boogie Preprocessor took 13.36 ms. Allocated memory is still 181.4 MB. Free memory was 160.4 MB in the beginning and 159.5 MB in the end (delta: 940.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 06:26:36,473 INFO L168 Benchmark]: RCFGBuilder took 341.62 ms. Allocated memory is still 181.4 MB. Free memory was 159.4 MB in the beginning and 141.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. [2021-07-14 06:26:36,473 INFO L168 Benchmark]: TraceAbstraction took 875897.56 ms. Allocated memory was 181.4 MB in the beginning and 1.0 GB in the end (delta: 836.8 MB). Free memory was 141.5 MB in the beginning and 590.3 MB in the end (delta: -448.8 MB). Peak memory consumption was 619.5 MB. Max. memory is 8.0 GB. [2021-07-14 06:26:36,473 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 0.13 ms. Allocated memory is still 181.4 MB. Free memory is still 163.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.46 ms. Allocated memory is still 181.4 MB. Free memory was 161.8 MB in the beginning and 160.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.36 ms. Allocated memory is still 181.4 MB. Free memory was 160.4 MB in the beginning and 159.5 MB in the end (delta: 940.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 341.62 ms. Allocated memory is still 181.4 MB. Free memory was 159.4 MB in the beginning and 141.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 875897.56 ms. Allocated memory was 181.4 MB in the beginning and 1.0 GB in the end (delta: 836.8 MB). Free memory was 141.5 MB in the beginning and 590.3 MB in the end (delta: -448.8 MB). Peak memory consumption was 619.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 378, positive: 228, positive conditional: 228, positive unconditional: 0, negative: 150, negative conditional: 150, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 228, positive: 228, positive conditional: 228, 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: 228, positive: 228, positive conditional: 0, positive unconditional: 228, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 228, positive: 224, positive conditional: 0, positive unconditional: 224, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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: 150 - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 25 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 0ms.. - 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: 875824.0ms, OverallIterations: 15, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 1762.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 132, 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: 50.7ms SsaConstructionTime, 263.3ms SatisfiabilityAnalysisTime, 40358.4ms InterpolantComputationTime, 452 NumberOfCodeBlocks, 452 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 5599 SizeOfPredicates, 28 NumberOfNonLiveVariables, 858 ConjunctsInSsa, 378 ConjunctsInUnsatCore, 27 InterpolantComputations, 1 PerfectInterpolantSequences, 93/640 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