/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 09:25:48,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 09:25:48,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 09:25:48,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 09:25:48,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 09:25:48,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 09:25:48,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 09:25:48,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 09:25:48,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 09:25:48,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 09:25:48,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 09:25:48,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 09:25:48,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 09:25:48,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 09:25:48,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 09:25:48,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 09:25:48,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 09:25:48,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 09:25:48,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 09:25:48,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 09:25:48,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 09:25:48,299 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 09:25:48,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 09:25:48,299 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 09:25:48,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 09:25:48,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 09:25:48,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 09:25:48,301 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 09:25:48,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 09:25:48,302 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 09:25:48,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 09:25:48,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 09:25:48,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 09:25:48,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 09:25:48,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 09:25:48,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:25:48,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 09:25:48,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 09:25:48,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 09:25:48,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 09:25:48,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 09:25:48,580 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 09:25:48,581 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 09:25:48,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl [2021-06-06 09:25:48,582 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl' [2021-06-06 09:25:48,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 09:25:48,617 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 09:25:48,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 09:25:48,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 09:25:48,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 09:25:48,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 09:25:48,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 09:25:48,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 09:25:48,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 09:25:48,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... [2021-06-06 09:25:48,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 09:25:48,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 09:25:48,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 09:25:48,651 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 09:25:48,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:25:48,713 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 09:25:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 09:25:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 09:25:48,713 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 09:25:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 09:25:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 09:25:48,714 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 09:25:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 09:25:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 09:25:48,714 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 09:25:48,951 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 09:25:48,952 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 09:25:48,952 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 09:25:48,952 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-06 09:25:48,953 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:25:48 BoogieIcfgContainer [2021-06-06 09:25:48,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 09:25:48,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 09:25:48,954 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 09:25:48,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 09:25:48,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:25:48" (1/2) ... [2021-06-06 09:25:48,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6903172e and model type unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 09:25:48, skipping insertion in model container [2021-06-06 09:25:48,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:25:48" (2/2) ... [2021-06-06 09:25:48,958 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-2.wvr.bpl [2021-06-06 09:25:48,961 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 09:25:48,961 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 09:25:48,961 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 09:25:48,962 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 09:25:48,997 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 09:25:49,021 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 09:25:49,068 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 09:25:49,068 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 09:25:49,068 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 09:25:49,069 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 09:25:49,069 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 09:25:49,069 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 09:25:49,069 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 09:25:49,069 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 09:25:49,095 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:49,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:49,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1694861722, now seen corresponding path program 1 times [2021-06-06 09:25:49,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:49,105 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9182766] [2021-06-06 09:25:49,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:49,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:49,211 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:49,211 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9182766] [2021-06-06 09:25:49,212 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9182766] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 09:25:49,212 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 09:25:49,212 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-06 09:25:49,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705019708] [2021-06-06 09:25:49,217 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 09:25:49,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:49,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 09:25:49,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 09:25:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:49,231 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:49,233 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:49,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:49,245 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 09:25:49,245 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:49,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:49,246 INFO L82 PathProgramCache]: Analyzing trace with hash 658584646, now seen corresponding path program 1 times [2021-06-06 09:25:49,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:49,246 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37748013] [2021-06-06 09:25:49,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:49,282 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:49,282 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37748013] [2021-06-06 09:25:49,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37748013] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:49,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965072376] [2021-06-06 09:25:49,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:49,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 09:25:49,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:49,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965072376] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:49,386 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:49,386 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-06-06 09:25:49,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045859445] [2021-06-06 09:25:49,389 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 09:25:49,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:49,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 09:25:49,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 09:25:49,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:49,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:49,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:49,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:49,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:49,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:49,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:49,636 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:49,637 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:49,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:49,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1035640753, now seen corresponding path program 1 times [2021-06-06 09:25:49,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:49,638 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035217030] [2021-06-06 09:25:49,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:25:49,689 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:49,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035217030] [2021-06-06 09:25:49,690 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035217030] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:49,690 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422794770] [2021-06-06 09:25:49,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:49,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 09:25:49,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:25:49,763 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422794770] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:49,763 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:49,763 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-06-06 09:25:49,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214302325] [2021-06-06 09:25:49,764 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 09:25:49,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:49,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 09:25:49,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 09:25:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:49,765 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:49,765 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:49,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:49,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:49,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:49,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:49,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:49,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:49,982 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:49,982 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:49,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:49,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1473521199, now seen corresponding path program 2 times [2021-06-06 09:25:49,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:49,983 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40336976] [2021-06-06 09:25:49,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:50,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:50,019 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:50,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40336976] [2021-06-06 09:25:50,021 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40336976] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:50,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247899889] [2021-06-06 09:25:50,021 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:50,054 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:25:50,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:50,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 09:25:50,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:50,119 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:50,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-06-06 09:25:50,129 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:25:50,130 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:50,135 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:25:50,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-06 09:25:50,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:50,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1247899889] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:50,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:50,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-06-06 09:25:50,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059323401] [2021-06-06 09:25:50,155 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 09:25:50,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:50,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 09:25:50,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-06 09:25:50,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:50,156 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:50,156 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:50,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:50,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:50,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:50,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:50,393 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:50,393 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:50,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:50,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1948130383, now seen corresponding path program 3 times [2021-06-06 09:25:50,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:50,394 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878575468] [2021-06-06 09:25:50,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:50,468 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:50,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878575468] [2021-06-06 09:25:50,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878575468] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:50,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94897108] [2021-06-06 09:25:50,469 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:50,506 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 09:25:50,506 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:50,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 09:25:50,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:50,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:50,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94897108] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:50,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:50,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-06-06 09:25:50,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279593843] [2021-06-06 09:25:50,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 09:25:50,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:50,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 09:25:50,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-06-06 09:25:50,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:50,564 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:50,564 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.0) internal successors, (16), 7 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) [2021-06-06 09:25:50,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:50,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:50,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:50,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:50,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:50,833 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:50,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:50,833 INFO L82 PathProgramCache]: Analyzing trace with hash 285571430, now seen corresponding path program 4 times [2021-06-06 09:25:50,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:50,834 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152459326] [2021-06-06 09:25:50,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:25:50,869 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:50,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152459326] [2021-06-06 09:25:50,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152459326] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:50,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1677427204] [2021-06-06 09:25:50,869 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:50,893 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:25:50,893 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:50,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 09:25:50,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:50,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:25:50,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1677427204] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:50,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:50,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 09:25:50,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101256913] [2021-06-06 09:25:50,932 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 09:25:50,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:50,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 09:25:50,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-06-06 09:25:50,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:50,933 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:50,933 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:50,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:50,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:50,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:50,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:51,186 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:51,187 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:51,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:51,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1118463878, now seen corresponding path program 5 times [2021-06-06 09:25:51,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:51,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609372770] [2021-06-06 09:25:51,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:51,251 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:51,251 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609372770] [2021-06-06 09:25:51,251 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609372770] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:51,251 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624369458] [2021-06-06 09:25:51,251 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:51,276 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-06 09:25:51,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:51,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 09:25:51,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:51,382 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:51,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-06-06 09:25:51,461 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:25:51,463 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:51,463 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:25:51,463 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-06 09:25:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:51,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624369458] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:51,470 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:51,470 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 12 [2021-06-06 09:25:51,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709941041] [2021-06-06 09:25:51,470 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 09:25:51,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:51,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 09:25:51,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-06-06 09:25:51,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:51,472 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:51,472 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:51,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:51,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:51,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:51,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:51,717 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:51,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:51,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1580915834, now seen corresponding path program 6 times [2021-06-06 09:25:51,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:51,718 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886047972] [2021-06-06 09:25:51,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:51,805 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:51,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886047972] [2021-06-06 09:25:51,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886047972] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:51,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030730895] [2021-06-06 09:25:51,805 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:51,832 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 09:25:51,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:51,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 09:25:51,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:51,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030730895] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:51,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:51,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-06-06 09:25:51,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066683929] [2021-06-06 09:25:51,906 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 09:25:51,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:51,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 09:25:51,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-06-06 09:25:51,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:51,907 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:51,907 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 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) [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:51,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:52,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:52,235 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-06 09:25:52,235 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:52,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:52,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1740678897, now seen corresponding path program 7 times [2021-06-06 09:25:52,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:52,236 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676740500] [2021-06-06 09:25:52,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:52,291 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:52,292 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:52,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676740500] [2021-06-06 09:25:52,292 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676740500] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:52,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817630960] [2021-06-06 09:25:52,292 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:52,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-06 09:25:52,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:52,532 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:52,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-06-06 09:25:52,783 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:25:52,784 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:52,785 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:25:52,785 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-06 09:25:52,790 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:52,790 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817630960] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:52,790 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:52,790 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2021-06-06 09:25:52,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833813556] [2021-06-06 09:25:52,790 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 09:25:52,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:52,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 09:25:52,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-06-06 09:25:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:52,791 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:52,791 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:52,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:52,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:52,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:52,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:52,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:52,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:52,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:52,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:52,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:52,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:53,049 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:53,049 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:53,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:53,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1937782575, now seen corresponding path program 8 times [2021-06-06 09:25:53,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:53,050 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970391159] [2021-06-06 09:25:53,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:53,142 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:53,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970391159] [2021-06-06 09:25:53,142 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970391159] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:53,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590412437] [2021-06-06 09:25:53,143 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:53,174 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:25:53,174 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:53,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-06 09:25:53,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:53,228 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:53,228 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590412437] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:53,228 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:53,228 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-06-06 09:25:53,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556412051] [2021-06-06 09:25:53,229 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 09:25:53,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:53,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 09:25:53,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-06-06 09:25:53,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:53,230 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:53,230 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:53,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:53,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:53,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:53,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:53,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:53,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:53,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:25:53,560 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:53,560 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:53,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:53,561 INFO L82 PathProgramCache]: Analyzing trace with hash -35210618, now seen corresponding path program 9 times [2021-06-06 09:25:53,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:53,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129137633] [2021-06-06 09:25:53,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:53,624 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-06-06 09:25:53,624 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:53,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129137633] [2021-06-06 09:25:53,624 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129137633] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:53,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711883038] [2021-06-06 09:25:53,625 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:53,655 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 09:25:53,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:53,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 09:25:53,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:53,728 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-06 09:25:53,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711883038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:53,728 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:53,728 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2021-06-06 09:25:53,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76671971] [2021-06-06 09:25:53,729 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 09:25:53,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:53,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 09:25:53,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-06-06 09:25:53,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:53,729 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:53,730 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:25:53,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:53,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:53,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:53,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:53,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:25:53,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:25:54,028 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable61 [2021-06-06 09:25:54,029 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:54,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:54,029 INFO L82 PathProgramCache]: Analyzing trace with hash 208179366, now seen corresponding path program 10 times [2021-06-06 09:25:54,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:54,030 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922224126] [2021-06-06 09:25:54,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:54,085 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:54,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:54,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922224126] [2021-06-06 09:25:54,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922224126] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:54,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44450935] [2021-06-06 09:25:54,085 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:54,123 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:25:54,123 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:54,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 09:25:54,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:54,391 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:54,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-06-06 09:25:55,782 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 228 [2021-06-06 09:25:55,885 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 228 [2021-06-06 09:25:56,002 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 233 [2021-06-06 09:25:56,107 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 221 [2021-06-06 09:25:56,652 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:25:56,654 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:56,654 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:25:56,654 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-06 09:25:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:56,660 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44450935] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:56,660 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:56,660 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14] total 22 [2021-06-06 09:25:56,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657067851] [2021-06-06 09:25:56,660 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 09:25:56,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:56,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 09:25:56,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2021-06-06 09:25:56,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:56,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:56,661 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.608695652173913) internal successors, (37), 22 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:25:56,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:56,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:56,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:56,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:56,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:56,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:56,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:25:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:25:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:56,941 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:56,941 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:56,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:56,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1132874918, now seen corresponding path program 11 times [2021-06-06 09:25:56,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:56,942 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286141788] [2021-06-06 09:25:56,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:57,069 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:57,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:57,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286141788] [2021-06-06 09:25:57,070 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286141788] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:57,070 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227633423] [2021-06-06 09:25:57,070 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:57,101 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 09:25:57,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:57,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 09:25:57,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:25:57,192 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227633423] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:57,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:25:57,192 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 22 [2021-06-06 09:25:57,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644529513] [2021-06-06 09:25:57,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 09:25:57,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:25:57,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 09:25:57,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-06-06 09:25:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:57,193 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:25:57,193 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 22 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:25:57,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:57,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:57,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:57,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:57,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:57,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:57,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:25:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:25:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:25:57,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:25:57,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:25:57,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:25:57,578 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable314 [2021-06-06 09:25:57,579 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:25:57,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:25:57,579 INFO L82 PathProgramCache]: Analyzing trace with hash 782455791, now seen corresponding path program 12 times [2021-06-06 09:25:57,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:25:57,579 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479343036] [2021-06-06 09:25:57,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:25:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:25:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:25:57,670 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:25:57,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479343036] [2021-06-06 09:25:57,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479343036] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:25:57,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490375849] [2021-06-06 09:25:57,670 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:25:57,700 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 09:25:57,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:25:57,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 09:25:57,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:25:58,157 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 09:25:58,158 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:25:58,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-06 09:25:58,786 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 293 [2021-06-06 09:25:59,485 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 320 [2021-06-06 09:25:59,743 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 498 [2021-06-06 09:26:00,933 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 415 [2021-06-06 09:26:01,505 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 939 DAG size of output: 782 [2021-06-06 09:26:02,157 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 315 [2021-06-06 09:26:03,004 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 349 [2021-06-06 09:26:03,310 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 540 [2021-06-06 09:26:03,901 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 276 [2021-06-06 09:26:04,496 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2021-06-06 09:26:04,730 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 455 [2021-06-06 09:26:05,379 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 1014 DAG size of output: 886 [2021-06-06 09:26:06,760 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 1836 DAG size of output: 1525 [2021-06-06 09:26:08,365 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 1855 DAG size of output: 1543 [2021-06-06 09:26:09,954 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 1855 DAG size of output: 1543 [2021-06-06 09:26:11,780 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 1870 DAG size of output: 1558 [2021-06-06 09:26:13,941 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 1560 DAG size of output: 1748 [2021-06-06 09:26:17,671 WARN L205 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 1559 DAG size of output: 2290 [2021-06-06 09:26:22,211 WARN L205 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 1442 DAG size of output: 1917 [2021-06-06 09:26:24,088 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 1291 DAG size of output: 1558 [2021-06-06 09:26:26,985 WARN L205 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 1105 DAG size of output: 1455 [2021-06-06 09:26:27,221 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 880 DAG size of output: 880 [2021-06-06 09:26:27,885 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 276 [2021-06-06 09:26:28,035 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 327 [2021-06-06 09:26:29,191 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 255 [2021-06-06 09:26:29,450 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 394 [2021-06-06 09:26:29,759 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 435 [2021-06-06 09:26:30,349 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 821 DAG size of output: 683 [2021-06-06 09:26:30,503 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 263 [2021-06-06 09:26:30,628 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 261 [2021-06-06 09:26:31,396 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 270 [2021-06-06 09:26:31,578 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 321 [2021-06-06 09:26:32,478 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 293 [2021-06-06 09:26:32,657 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 322 [2021-06-06 09:26:33,108 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 901 DAG size of output: 576 [2021-06-06 09:26:34,357 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1454 DAG size of output: 1016 [2021-06-06 09:26:34,679 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 337 [2021-06-06 09:26:35,316 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 250 [2021-06-06 09:26:35,770 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 328 [2021-06-06 09:26:36,067 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 386 [2021-06-06 09:26:37,881 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 1852 DAG size of output: 1256 [2021-06-06 09:26:38,237 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 909 [2021-06-06 09:26:39,134 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 286 [2021-06-06 09:26:39,949 WARN L205 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 776 [2021-06-06 09:26:40,238 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 424 [2021-06-06 09:26:40,485 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 405 [2021-06-06 09:26:40,898 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 354 [2021-06-06 09:26:41,165 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 387 [2021-06-06 09:26:42,073 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 490 [2021-06-06 09:26:42,883 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 680 [2021-06-06 09:26:43,100 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 358 [2021-06-06 09:26:43,706 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 280 [2021-06-06 09:26:44,111 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 452 [2021-06-06 09:26:44,581 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 261 [2021-06-06 09:26:44,839 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 355 [2021-06-06 09:26:45,654 WARN L205 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 736 [2021-06-06 09:26:46,750 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1539 DAG size of output: 903 [2021-06-06 09:26:50,178 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 3018 DAG size of output: 1874 [2021-06-06 09:26:53,440 WARN L205 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 1279 DAG size of output: 1716 [2021-06-06 09:26:53,805 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 1096 DAG size of output: 1060 [2021-06-06 09:26:54,680 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 257 [2021-06-06 09:26:54,920 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 362 [2021-06-06 09:26:55,050 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 301 [2021-06-06 09:26:55,196 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 327 [2021-06-06 09:26:56,195 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 327 [2021-06-06 09:26:56,421 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 370 [2021-06-06 09:26:56,946 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 816 DAG size of output: 543 [2021-06-06 09:26:58,038 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 715 DAG size of output: 907 [2021-06-06 09:26:59,357 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 347 [2021-06-06 09:26:59,529 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 298 [2021-06-06 09:27:00,238 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 745 DAG size of output: 546 [2021-06-06 09:27:00,569 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 468 [2021-06-06 09:27:00,901 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 504 [2021-06-06 09:27:01,078 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 260 [2021-06-06 09:27:02,090 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 347 [2021-06-06 09:27:02,228 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 317 [2021-06-06 09:27:03,028 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 240 [2021-06-06 09:27:03,380 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 981 DAG size of output: 478 [2021-06-06 09:27:04,198 WARN L205 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 1469 DAG size of output: 756 [2021-06-06 09:27:05,421 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1771 DAG size of output: 980 [2021-06-06 09:27:07,465 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 2434 DAG size of output: 1358 [2021-06-06 09:27:09,372 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1061 DAG size of output: 1405 [2021-06-06 09:27:09,786 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 970 DAG size of output: 918 [2021-06-06 09:27:10,735 WARN L205 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 736 [2021-06-06 09:27:10,975 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 323 [2021-06-06 09:27:11,491 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 269 [2021-06-06 09:27:11,718 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 323 [2021-06-06 09:27:12,200 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 391 [2021-06-06 09:27:12,627 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 285 [2021-06-06 09:27:12,929 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 372 [2021-06-06 09:27:13,156 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 396 [2021-06-06 09:27:13,662 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 342 [2021-06-06 09:27:14,093 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 262 [2021-06-06 09:27:14,653 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 542 [2021-06-06 09:27:15,231 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 665 [2021-06-06 09:27:15,344 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 597 [2021-06-06 09:27:15,772 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 672 [2021-06-06 09:27:16,686 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 718 DAG size of output: 540 [2021-06-06 09:27:17,229 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 573 [2021-06-06 09:27:17,353 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 500 [2021-06-06 09:27:17,785 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 548 [2021-06-06 09:27:18,701 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 488 [2021-06-06 09:27:19,222 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 526 [2021-06-06 09:27:19,925 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 948 DAG size of output: 576 [2021-06-06 09:27:21,404 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 2026 DAG size of output: 970 [2021-06-06 09:27:25,600 WARN L205 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 3986 DAG size of output: 2019 [2021-06-06 09:27:33,633 WARN L205 SmtUtils]: Spent 8.02 s on a formula simplification. DAG size of input: 5679 DAG size of output: 3221 [2021-06-06 09:27:43,197 WARN L205 SmtUtils]: Spent 9.31 s on a formula simplification. DAG size of input: 5807 DAG size of output: 3290 [2021-06-06 09:27:55,314 WARN L205 SmtUtils]: Spent 12.09 s on a formula simplification. DAG size of input: 6348 DAG size of output: 3315 [2021-06-06 09:28:09,983 WARN L205 SmtUtils]: Spent 14.64 s on a formula simplification. DAG size of input: 7159 DAG size of output: 4141 [2021-06-06 09:28:13,266 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 1509 DAG size of output: 2213 [2021-06-06 09:28:15,629 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 1392 DAG size of output: 1858 [2021-06-06 09:28:18,038 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 1191 DAG size of output: 1549 [2021-06-06 09:28:20,210 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 990 DAG size of output: 1316 [2021-06-06 09:28:21,904 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 908 DAG size of output: 1138 [2021-06-06 09:28:22,125 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 826 DAG size of output: 774 [2021-06-06 09:28:22,719 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 460 [2021-06-06 09:28:22,842 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 284 [2021-06-06 09:28:23,081 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 284 [2021-06-06 09:28:23,978 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 321 [2021-06-06 09:28:24,260 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 866 DAG size of output: 403 [2021-06-06 09:28:24,904 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 256 [2021-06-06 09:28:25,022 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 307 [2021-06-06 09:28:25,758 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 385 [2021-06-06 09:28:26,226 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 434 [2021-06-06 09:28:26,984 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 1396 DAG size of output: 741 [2021-06-06 09:28:28,459 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 2022 DAG size of output: 1237 [2021-06-06 09:28:29,973 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 984 DAG size of output: 1161 [2021-06-06 09:28:31,196 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 880 DAG size of output: 1173 [2021-06-06 09:28:31,356 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 791 DAG size of output: 789 [2021-06-06 09:28:31,468 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 201 [2021-06-06 09:28:31,659 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 235 [2021-06-06 09:28:32,118 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 270 [2021-06-06 09:28:32,397 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 319 [2021-06-06 09:28:32,775 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 521 [2021-06-06 09:28:33,459 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 324 [2021-06-06 09:28:33,864 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 262 [2021-06-06 09:28:34,150 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 486 [2021-06-06 09:28:34,854 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 274 [2021-06-06 09:28:35,389 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 255 [2021-06-06 09:28:35,684 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 471 [2021-06-06 09:28:36,398 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 1218 DAG size of output: 793 [2021-06-06 09:28:37,438 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1569 DAG size of output: 1006 [2021-06-06 09:28:39,100 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 2140 DAG size of output: 1475 [2021-06-06 09:28:41,351 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 2422 DAG size of output: 1717 [2021-06-06 09:28:45,563 WARN L205 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 3708 DAG size of output: 2159 [2021-06-06 09:28:50,609 WARN L205 SmtUtils]: Spent 4.90 s on a formula simplification. DAG size of input: 3803 DAG size of output: 2212 [2021-06-06 09:28:50,760 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1254 DAG size of output: 1254 [2021-06-06 09:28:51,173 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 1233 DAG size of output: 1179 [2021-06-06 09:28:51,940 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 688 [2021-06-06 09:28:52,579 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 556 [2021-06-06 09:28:52,754 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 353 [2021-06-06 09:28:54,071 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 644 DAG size of output: 370 [2021-06-06 09:28:54,422 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 478 [2021-06-06 09:28:55,204 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 236 [2021-06-06 09:28:55,360 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 309 [2021-06-06 09:28:55,684 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 278 [2021-06-06 09:28:55,983 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 280 [2021-06-06 09:28:56,312 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 301 [2021-06-06 09:28:56,535 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 366 [2021-06-06 09:28:56,932 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 733 DAG size of output: 468 [2021-06-06 09:28:57,477 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 558 [2021-06-06 09:28:58,425 WARN L205 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 1331 DAG size of output: 797 [2021-06-06 09:28:59,820 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 722 DAG size of output: 963 [2021-06-06 09:29:00,849 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 711 DAG size of output: 904 [2021-06-06 09:29:01,667 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 689 DAG size of output: 908 [2021-06-06 09:29:02,012 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 518 [2021-06-06 09:29:02,508 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 281 [2021-06-06 09:29:02,995 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 493 DAG size of output: 348 [2021-06-06 09:29:03,430 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 483 [2021-06-06 09:29:03,625 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 301 [2021-06-06 09:29:03,881 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 274 [2021-06-06 09:29:04,397 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 377 [2021-06-06 09:29:04,752 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 477 [2021-06-06 09:29:05,297 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 818 DAG size of output: 601 [2021-06-06 09:29:05,976 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 250 [2021-06-06 09:29:06,152 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 242 [2021-06-06 09:29:06,594 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 282 [2021-06-06 09:29:06,860 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 445 [2021-06-06 09:29:07,177 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 497 [2021-06-06 09:29:07,503 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 439 [2021-06-06 09:29:08,327 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 364 [2021-06-06 09:29:08,845 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 629 [2021-06-06 09:29:10,094 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1764 DAG size of output: 1080 [2021-06-06 09:29:11,817 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 2081 DAG size of output: 1300 [2021-06-06 09:29:12,918 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 617 DAG size of output: 805 [2021-06-06 09:29:13,796 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 734 [2021-06-06 09:29:14,381 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 249 [2021-06-06 09:29:15,105 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 255 [2021-06-06 09:29:15,368 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 342 [2021-06-06 09:29:15,818 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 272 [2021-06-06 09:29:16,174 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 289 [2021-06-06 09:29:16,326 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 310 [2021-06-06 09:29:16,925 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 388 [2021-06-06 09:29:17,525 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 1171 DAG size of output: 610 [2021-06-06 09:29:20,271 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 2757 DAG size of output: 1645 [2021-06-06 09:29:24,499 WARN L205 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 3930 DAG size of output: 2244 [2021-06-06 09:29:29,496 WARN L205 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 4006 DAG size of output: 2284 [2021-06-06 09:29:39,529 WARN L205 SmtUtils]: Spent 10.01 s on a formula simplification. DAG size of input: 6698 DAG size of output: 3464 [2021-06-06 09:29:51,654 WARN L205 SmtUtils]: Spent 12.10 s on a formula simplification. DAG size of input: 7473 DAG size of output: 4262 [2021-06-06 09:30:19,612 WARN L205 SmtUtils]: Spent 27.93 s on a formula simplification. DAG size of input: 11516 DAG size of output: 6620 [2021-06-06 09:30:47,675 WARN L205 SmtUtils]: Spent 28.02 s on a formula simplification. DAG size of input: 11516 DAG size of output: 6620 [2021-06-06 09:31:17,510 WARN L205 SmtUtils]: Spent 29.80 s on a formula simplification. DAG size of input: 11523 DAG size of output: 6627 [2021-06-06 09:31:46,281 WARN L205 SmtUtils]: Spent 28.73 s on a formula simplification. DAG size of input: 6629 DAG size of output: 6985 [2021-06-06 09:32:08,300 WARN L205 SmtUtils]: Spent 21.97 s on a formula simplification. DAG size of input: 6349 DAG size of output: 6640 [2021-06-06 09:32:19,244 WARN L205 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 6332 DAG size of output: 4175 [2021-06-06 09:32:20,014 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 3079 DAG size of output: 3079 [2021-06-06 09:32:20,788 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 3059 DAG size of output: 3059 [2021-06-06 09:32:21,789 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 2965 DAG size of output: 2965 [2021-06-06 09:32:21,901 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 1239 [2021-06-06 09:32:22,165 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 842 DAG size of output: 664 [2021-06-06 09:32:22,876 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 710 [2021-06-06 09:32:23,114 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 388 [2021-06-06 09:32:23,786 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 267 [2021-06-06 09:32:24,743 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 442 [2021-06-06 09:32:25,036 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 476 [2021-06-06 09:32:25,340 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 481 [2021-06-06 09:32:25,930 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 543 [2021-06-06 09:32:26,731 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 306 [2021-06-06 09:32:27,318 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 366 [2021-06-06 09:32:27,548 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 394 [2021-06-06 09:32:28,138 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 991 DAG size of output: 767 [2021-06-06 09:32:28,846 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 844 [2021-06-06 09:32:29,037 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 535 [2021-06-06 09:32:29,342 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 427 [2021-06-06 09:32:29,694 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 437 [2021-06-06 09:32:30,147 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 353 [2021-06-06 09:32:30,587 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 444 [2021-06-06 09:32:30,938 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 476 [2021-06-06 09:32:31,714 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 252 [2021-06-06 09:32:32,295 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 367 [2021-06-06 09:32:32,991 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 780 [2021-06-06 09:32:33,143 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 1635 [2021-06-06 09:32:33,301 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1078 DAG size of output: 1078 [2021-06-06 09:32:34,546 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 864 DAG size of output: 936 [2021-06-06 09:32:35,297 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 309 [2021-06-06 09:32:35,555 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 239 [2021-06-06 09:32:36,133 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 420 [2021-06-06 09:32:36,338 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 217 [2021-06-06 09:32:37,115 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 322 [2021-06-06 09:32:37,448 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 742 DAG size of output: 554 [2021-06-06 09:32:37,886 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 852 DAG size of output: 597 [2021-06-06 09:32:38,083 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 283 [2021-06-06 09:32:39,446 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 1077 DAG size of output: 747 [2021-06-06 09:32:39,577 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 789 DAG size of output: 789 [2021-06-06 09:32:40,465 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 586 [2021-06-06 09:32:40,661 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 268 [2021-06-06 09:32:41,860 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-06 09:32:42,227 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 265 [2021-06-06 09:32:42,344 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 285 [2021-06-06 09:32:42,562 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 371 [2021-06-06 09:32:42,929 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 521 [2021-06-06 09:32:43,470 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 842 DAG size of output: 686 [2021-06-06 09:32:44,634 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 1739 DAG size of output: 1168 [2021-06-06 09:32:47,352 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 3011 DAG size of output: 2110 [2021-06-06 09:32:50,543 WARN L205 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 3140 DAG size of output: 2103 [2021-06-06 09:32:53,886 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 3230 DAG size of output: 2138 [2021-06-06 09:32:55,403 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 915 DAG size of output: 1226 [2021-06-06 09:32:56,008 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 860 DAG size of output: 802 [2021-06-06 09:32:56,148 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 787 [2021-06-06 09:32:56,532 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 419 [2021-06-06 09:32:57,109 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 218 [2021-06-06 09:32:57,323 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 366 [2021-06-06 09:32:58,001 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 254 [2021-06-06 09:32:58,161 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-06 09:32:58,909 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 350 [2021-06-06 09:32:59,274 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 387 [2021-06-06 09:32:59,843 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 276 [2021-06-06 09:33:00,234 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 269 [2021-06-06 09:33:00,732 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 283 [2021-06-06 09:33:00,933 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 223 [2021-06-06 09:33:01,043 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 452 [2021-06-06 09:33:01,328 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 462 [2021-06-06 09:33:02,015 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 239 [2021-06-06 09:33:02,901 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 332 [2021-06-06 09:33:03,603 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 506 [2021-06-06 09:33:04,395 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 266 [2021-06-06 09:33:04,934 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 877 DAG size of output: 605 [2021-06-06 09:33:05,653 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 208 [2021-06-06 09:33:06,329 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 307 [2021-06-06 09:33:07,215 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 779 [2021-06-06 09:33:08,960 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 1885 DAG size of output: 1200 [2021-06-06 09:33:11,159 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 1967 DAG size of output: 1278 [2021-06-06 09:33:13,604 WARN L205 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 2270 DAG size of output: 1279 [2021-06-06 09:33:20,677 WARN L205 SmtUtils]: Spent 7.06 s on a formula simplification. DAG size of input: 5732 DAG size of output: 3453 [2021-06-06 09:33:29,156 WARN L205 SmtUtils]: Spent 8.45 s on a formula simplification. DAG size of input: 6192 DAG size of output: 3669 [2021-06-06 09:33:38,873 WARN L205 SmtUtils]: Spent 9.69 s on a formula simplification. DAG size of input: 6843 DAG size of output: 3879 [2021-06-06 09:33:48,615 WARN L205 SmtUtils]: Spent 9.72 s on a formula simplification. DAG size of input: 6843 DAG size of output: 3879 [2021-06-06 09:33:59,102 WARN L205 SmtUtils]: Spent 10.47 s on a formula simplification. DAG size of input: 6848 DAG size of output: 3880 [2021-06-06 09:33:59,480 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 3877 [2021-06-06 09:34:07,182 WARN L205 SmtUtils]: Spent 7.68 s on a formula simplification. DAG size of input: 3879 DAG size of output: 4189 [2021-06-06 09:34:07,971 WARN L205 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 3822 DAG size of output: 3822 [2021-06-06 09:34:09,023 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 3416 DAG size of output: 2568 [2021-06-06 09:34:09,451 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 2117 DAG size of output: 2098 [2021-06-06 09:34:12,153 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 2004 DAG size of output: 2076 [2021-06-06 09:34:13,136 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 914 DAG size of output: 1035 [2021-06-06 09:34:13,491 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 750 DAG size of output: 699 [2021-06-06 09:34:13,954 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 458 [2021-06-06 09:34:14,121 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 364 [2021-06-06 09:34:14,713 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 843 DAG size of output: 504 [2021-06-06 09:34:16,384 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 1295 DAG size of output: 1444 [2021-06-06 09:34:16,728 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 797 [2021-06-06 09:34:17,234 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 527 [2021-06-06 09:34:17,466 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 733 [2021-06-06 09:34:17,824 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 249 [2021-06-06 09:34:18,227 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 1160 DAG size of output: 540 [2021-06-06 09:34:19,116 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 1881 DAG size of output: 912 [2021-06-06 09:34:20,061 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 1953 DAG size of output: 693 [2021-06-06 09:34:21,107 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 2388 DAG size of output: 967 [2021-06-06 09:34:21,666 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 590 [2021-06-06 09:34:23,038 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 2625 DAG size of output: 944 [2021-06-06 09:34:24,397 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 2991 DAG size of output: 977 [2021-06-06 09:34:25,739 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 2991 DAG size of output: 977 [2021-06-06 09:34:27,334 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 2998 DAG size of output: 770 [2021-06-06 09:34:27,526 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 385 [2021-06-06 09:34:27,902 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 251 [2021-06-06 09:34:28,513 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:34:28,515 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:34:28,515 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:34:28,515 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 09:34:28,526 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:34:28,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1490375849] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:34:28,526 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:34:28,527 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17] total 27 [2021-06-06 09:34:28,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275328278] [2021-06-06 09:34:28,527 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 09:34:28,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:34:28,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 09:34:28,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-06-06 09:34:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:34:28,528 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:34:28,528 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.5357142857142858) internal successors, (43), 27 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:34:28,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:34:28,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:34:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:34:28,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:34:28,854 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:34:28,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:34:28,854 INFO L82 PathProgramCache]: Analyzing trace with hash 467408879, now seen corresponding path program 13 times [2021-06-06 09:34:28,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:34:28,855 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308047424] [2021-06-06 09:34:28,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:34:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:34:29,004 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:34:29,004 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:34:29,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308047424] [2021-06-06 09:34:29,004 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308047424] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:34:29,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741360249] [2021-06-06 09:34:29,004 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:34:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:34:29,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 09:34:29,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:34:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:34:29,091 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741360249] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:34:29,091 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:34:29,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 20 [2021-06-06 09:34:29,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766771696] [2021-06-06 09:34:29,093 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 09:34:29,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:34:29,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 09:34:29,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-06-06 09:34:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:34:29,094 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:34:29,095 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:34:29,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:34:29,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:34:29,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:34:29,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:34:29,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:34:29,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:34:29,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 09:34:29,540 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7272,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:34:29,541 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:34:29,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:34:29,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1627845062, now seen corresponding path program 14 times [2021-06-06 09:34:29,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:34:29,541 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475965340] [2021-06-06 09:34:29,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:34:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:34:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:34:29,638 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:34:29,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475965340] [2021-06-06 09:34:29,638 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475965340] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:34:29,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031779712] [2021-06-06 09:34:29,638 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:34:29,674 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:34:29,674 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:34:29,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 09:34:29,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:34:30,304 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-06-06 09:34:30,305 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:34:30,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-06-06 09:34:31,774 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 348 [2021-06-06 09:34:31,965 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 360 [2021-06-06 09:34:32,278 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 429 [2021-06-06 09:34:32,657 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 459 [2021-06-06 09:34:33,096 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 586 DAG size of output: 483 [2021-06-06 09:34:33,795 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 295 [2021-06-06 09:34:34,144 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 329 [2021-06-06 09:34:34,336 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 355 [2021-06-06 09:34:34,567 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 09:34:35,260 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 614 [2021-06-06 09:34:36,306 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 363 [2021-06-06 09:34:36,514 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 374 [2021-06-06 09:34:37,274 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 438 [2021-06-06 09:34:37,661 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 465 [2021-06-06 09:34:38,112 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 488 [2021-06-06 09:34:38,801 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 293 [2021-06-06 09:34:38,923 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 319 [2021-06-06 09:34:39,276 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 359 [2021-06-06 09:34:39,504 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 384 [2021-06-06 09:34:39,762 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 403 [2021-06-06 09:34:40,479 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 863 DAG size of output: 627 [2021-06-06 09:34:42,042 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 1507 DAG size of output: 1021 [2021-06-06 09:34:43,611 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 1507 DAG size of output: 1021 [2021-06-06 09:34:45,498 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 1526 DAG size of output: 1040 [2021-06-06 09:34:47,450 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 1034 DAG size of output: 1145 [2021-06-06 09:34:48,925 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1003 DAG size of output: 1034 [2021-06-06 09:34:49,257 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 442 [2021-06-06 09:34:49,765 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 215 [2021-06-06 09:34:50,012 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 314 [2021-06-06 09:34:50,184 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 318 [2021-06-06 09:34:50,842 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 266 [2021-06-06 09:34:51,165 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 421 [2021-06-06 09:34:51,657 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 742 DAG size of output: 536 [2021-06-06 09:34:52,925 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 701 DAG size of output: 899 [2021-06-06 09:34:53,166 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 417 [2021-06-06 09:34:53,820 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2021-06-06 09:34:54,058 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 258 [2021-06-06 09:34:54,224 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 271 [2021-06-06 09:34:54,551 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 394 [2021-06-06 09:34:55,170 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 736 DAG size of output: 588 [2021-06-06 09:34:55,713 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 508 [2021-06-06 09:34:56,043 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 338 [2021-06-06 09:34:56,427 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 262 [2021-06-06 09:34:56,722 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 387 [2021-06-06 09:34:57,360 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 422 [2021-06-06 09:34:58,533 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 1044 DAG size of output: 784 [2021-06-06 09:35:00,367 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 1508 DAG size of output: 1047 [2021-06-06 09:35:01,093 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 618 [2021-06-06 09:35:01,615 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 510 [2021-06-06 09:35:01,779 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 319 [2021-06-06 09:35:02,436 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 286 [2021-06-06 09:35:02,740 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 414 [2021-06-06 09:35:03,622 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 427 [2021-06-06 09:35:03,958 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 412 [2021-06-06 09:35:04,325 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 229 [2021-06-06 09:35:04,505 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 264 [2021-06-06 09:35:04,736 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 329 [2021-06-06 09:35:05,109 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 422 [2021-06-06 09:35:05,583 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 242 [2021-06-06 09:35:05,830 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 277 [2021-06-06 09:35:06,096 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 346 [2021-06-06 09:35:06,647 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 418 [2021-06-06 09:35:07,403 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 469 [2021-06-06 09:35:08,440 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 700 DAG size of output: 573 [2021-06-06 09:35:08,613 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 390 [2021-06-06 09:35:08,889 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 365 [2021-06-06 09:35:10,618 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 325 [2021-06-06 09:35:10,942 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 410 [2021-06-06 09:35:12,414 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1063 DAG size of output: 745 [2021-06-06 09:35:16,247 WARN L205 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 2164 DAG size of output: 1501 [2021-06-06 09:35:20,067 WARN L205 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 2164 DAG size of output: 1501 [2021-06-06 09:35:22,595 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 2173 DAG size of output: 1010 [2021-06-06 09:35:23,504 WARN L205 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 487 [2021-06-06 09:35:23,993 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 478 [2021-06-06 09:35:24,575 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 400 [2021-06-06 09:35:24,760 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 203 [2021-06-06 09:35:25,163 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 209 [2021-06-06 09:35:25,502 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 337 [2021-06-06 09:35:25,960 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 372 [2021-06-06 09:35:26,806 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 299 [2021-06-06 09:35:27,431 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 446 [2021-06-06 09:35:27,568 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 260 [2021-06-06 09:35:27,796 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 212 [2021-06-06 09:35:28,389 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 436 [2021-06-06 09:35:30,094 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 771 DAG size of output: 925 [2021-06-06 09:35:30,876 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 643 DAG size of output: 766 [2021-06-06 09:35:31,953 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 642 DAG size of output: 712 [2021-06-06 09:35:32,351 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 499 [2021-06-06 09:35:32,841 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 464 DAG size of output: 343 [2021-06-06 09:35:33,540 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 388 [2021-06-06 09:35:33,683 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 426 [2021-06-06 09:35:33,850 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 279 [2021-06-06 09:35:34,573 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 218 [2021-06-06 09:35:34,716 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 245 [2021-06-06 09:35:35,427 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 225 [2021-06-06 09:35:35,690 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 294 [2021-06-06 09:35:36,138 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 399 [2021-06-06 09:35:37,048 WARN L205 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 879 DAG size of output: 603 [2021-06-06 09:35:37,925 WARN L205 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 623 [2021-06-06 09:35:38,221 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 400 [2021-06-06 09:35:38,470 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 359 [2021-06-06 09:35:38,991 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 248 [2021-06-06 09:35:39,204 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 288 [2021-06-06 09:35:39,729 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 331 [2021-06-06 09:35:39,896 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 432 [2021-06-06 09:35:40,004 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 218 [2021-06-06 09:35:40,728 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 367 [2021-06-06 09:35:41,385 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 764 DAG size of output: 530 [2021-06-06 09:35:43,061 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 1171 DAG size of output: 815 [2021-06-06 09:35:43,394 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 477 [2021-06-06 09:35:44,700 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 258 [2021-06-06 09:35:44,875 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 280 [2021-06-06 09:35:45,141 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 313 [2021-06-06 09:35:45,701 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 471 [2021-06-06 09:35:47,987 WARN L205 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 1540 DAG size of output: 982 [2021-06-06 09:35:50,985 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 2054 DAG size of output: 1269 [2021-06-06 09:35:53,991 WARN L205 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 2054 DAG size of output: 1269 [2021-06-06 09:35:57,239 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 2060 DAG size of output: 1275 [2021-06-06 09:36:01,634 WARN L205 SmtUtils]: Spent 4.39 s on a formula simplification. DAG size of input: 1277 DAG size of output: 1615 [2021-06-06 09:36:05,654 WARN L205 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 1272 DAG size of output: 1852 [2021-06-06 09:36:08,895 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 971 DAG size of output: 1210 [2021-06-06 09:36:09,029 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 681 [2021-06-06 09:36:09,423 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 349 [2021-06-06 09:36:11,371 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 283 [2021-06-06 09:36:12,150 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 367 [2021-06-06 09:36:12,647 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 473 [2021-06-06 09:36:13,451 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2021-06-06 09:36:13,625 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 253 [2021-06-06 09:36:13,762 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 263 [2021-06-06 09:36:15,297 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 272 [2021-06-06 09:36:15,530 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 344 [2021-06-06 09:36:15,894 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 449 [2021-06-06 09:36:17,156 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 1378 DAG size of output: 936 [2021-06-06 09:36:17,429 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 317 [2021-06-06 09:36:18,330 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 237 [2021-06-06 09:36:18,500 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 286 [2021-06-06 09:36:18,867 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 310 [2021-06-06 09:36:19,233 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 406 [2021-06-06 09:36:19,510 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 335 [2021-06-06 09:36:19,680 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 229 [2021-06-06 09:36:19,811 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 213 [2021-06-06 09:36:20,408 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 224 [2021-06-06 09:36:20,544 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 274 [2021-06-06 09:36:21,157 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 254 [2021-06-06 09:36:21,407 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 391 [2021-06-06 09:36:21,866 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 443 [2021-06-06 09:36:22,387 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 535 [2021-06-06 09:36:24,665 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 2235 DAG size of output: 1482 [2021-06-06 09:36:26,244 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 738 DAG size of output: 1055 [2021-06-06 09:36:27,354 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 593 DAG size of output: 841 [2021-06-06 09:36:27,977 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 566 [2021-06-06 09:36:28,518 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 541 [2021-06-06 09:36:28,667 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 375 [2021-06-06 09:36:29,576 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 262 [2021-06-06 09:36:30,522 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 179 [2021-06-06 09:36:30,925 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 491 [2021-06-06 09:36:31,572 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 822 DAG size of output: 661 [2021-06-06 09:36:32,180 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 429 [2021-06-06 09:36:32,301 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 310 [2021-06-06 09:36:33,249 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 229 [2021-06-06 09:36:34,079 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 380 [2021-06-06 09:36:34,524 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 516 [2021-06-06 09:36:35,750 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1331 DAG size of output: 993 [2021-06-06 09:36:35,883 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 204 [2021-06-06 09:36:36,681 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 180 [2021-06-06 09:36:37,319 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 193 [2021-06-06 09:36:37,592 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 294 [2021-06-06 09:36:38,268 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 238 [2021-06-06 09:36:38,861 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 315 [2021-06-06 09:36:40,663 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 1881 DAG size of output: 1270 [2021-06-06 09:36:42,971 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 2283 DAG size of output: 1610 [2021-06-06 09:36:46,234 WARN L205 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 2774 DAG size of output: 2046 [2021-06-06 09:36:52,636 WARN L205 SmtUtils]: Spent 6.39 s on a formula simplification. DAG size of input: 4670 DAG size of output: 3185 [2021-06-06 09:36:53,006 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 1209 DAG size of output: 1209 [2021-06-06 09:36:55,132 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 704 DAG size of output: 864 [2021-06-06 09:36:56,152 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 504 DAG size of output: 723 [2021-06-06 09:36:57,102 WARN L205 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 615 [2021-06-06 09:36:57,924 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 415 [2021-06-06 09:36:58,272 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 337 [2021-06-06 09:36:59,361 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 224 [2021-06-06 09:37:00,250 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 368 [2021-06-06 09:37:00,594 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 374 [2021-06-06 09:37:01,077 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 456 [2021-06-06 09:37:01,987 WARN L205 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 462 [2021-06-06 09:37:03,107 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 202 [2021-06-06 09:37:03,257 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 238 [2021-06-06 09:37:04,030 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-06 09:37:04,260 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 342 [2021-06-06 09:37:04,676 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 453 [2021-06-06 09:37:05,681 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 940 DAG size of output: 749 [2021-06-06 09:37:07,174 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 1225 DAG size of output: 982 [2021-06-06 09:37:08,520 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 543 DAG size of output: 812 [2021-06-06 09:37:09,653 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 513 DAG size of output: 709 [2021-06-06 09:37:10,754 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 409 DAG size of output: 503 [2021-06-06 09:37:11,246 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 400 [2021-06-06 09:37:11,497 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 377 [2021-06-06 09:37:11,689 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 190 [2021-06-06 09:37:13,347 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 293 [2021-06-06 09:37:13,879 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 437 [2021-06-06 09:37:14,326 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 460 [2021-06-06 09:37:14,977 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 598 [2021-06-06 09:37:16,158 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 468 DAG size of output: 598 [2021-06-06 09:37:16,654 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 415 [2021-06-06 09:37:16,835 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 407 [2021-06-06 09:37:16,994 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 200 [2021-06-06 09:37:17,313 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 194 [2021-06-06 09:37:17,633 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 183 [2021-06-06 09:37:17,800 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 246 [2021-06-06 09:37:18,468 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 248 [2021-06-06 09:37:19,115 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 360 [2021-06-06 09:37:19,797 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 742 DAG size of output: 578 [2021-06-06 09:37:20,413 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 579 [2021-06-06 09:37:21,276 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 743 [2021-06-06 09:37:22,518 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1605 DAG size of output: 939 [2021-06-06 09:37:24,425 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1966 DAG size of output: 1257 [2021-06-06 09:37:27,784 WARN L205 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 2926 DAG size of output: 1674 [2021-06-06 09:37:28,945 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 281 [2021-06-06 09:37:29,171 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 402 [2021-06-06 09:37:29,918 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 270 [2021-06-06 09:37:30,383 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 260 [2021-06-06 09:37:30,678 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 396 [2021-06-06 09:37:31,208 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 784 DAG size of output: 575 [2021-06-06 09:37:31,353 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 266 [2021-06-06 09:37:31,461 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 211 [2021-06-06 09:37:32,214 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 272 [2021-06-06 09:37:32,344 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 273 [2021-06-06 09:37:33,374 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 292 [2021-06-06 09:37:33,694 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 425 [2021-06-06 09:37:33,858 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 257 [2021-06-06 09:37:34,367 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 232 [2021-06-06 09:37:34,987 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 229 [2021-06-06 09:37:35,190 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 302 [2021-06-06 09:37:36,031 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 201 [2021-06-06 09:37:36,395 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 416 [2021-06-06 09:37:37,071 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 968 DAG size of output: 625 [2021-06-06 09:37:38,033 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 281 [2021-06-06 09:37:39,650 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 1592 DAG size of output: 1122 [2021-06-06 09:37:40,088 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 354 [2021-06-06 09:37:40,357 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 343 [2021-06-06 09:37:40,543 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 269 [2021-06-06 09:37:40,715 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 239 [2021-06-06 09:37:41,355 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 256 [2021-06-06 09:37:41,569 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 237 [2021-06-06 09:37:42,296 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 240 [2021-06-06 09:37:42,620 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 387 [2021-06-06 09:37:43,175 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 455 [2021-06-06 09:37:43,993 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 222 [2021-06-06 09:37:44,152 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 271 [2021-06-06 09:37:44,397 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 349 [2021-06-06 09:37:45,179 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 622 [2021-06-06 09:37:46,204 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 403 DAG size of output: 494 [2021-06-06 09:37:47,176 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 177 [2021-06-06 09:37:47,331 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 207 [2021-06-06 09:37:48,391 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 191 [2021-06-06 09:37:48,519 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 186 [2021-06-06 09:37:49,049 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 294 [2021-06-06 09:37:49,373 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 338 [2021-06-06 09:37:50,226 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 502 [2021-06-06 09:37:50,699 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 400 [2021-06-06 09:37:50,871 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 170 [2021-06-06 09:37:51,961 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 201 [2021-06-06 09:37:52,166 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 244 [2021-06-06 09:37:52,343 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 185 [2021-06-06 09:37:52,936 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 194 [2021-06-06 09:37:53,764 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 159 [2021-06-06 09:37:53,983 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 230 [2021-06-06 09:37:54,504 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 426 [2021-06-06 09:37:55,249 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 827 DAG size of output: 555 [2021-06-06 09:37:56,673 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1434 DAG size of output: 786 [2021-06-06 09:38:04,561 WARN L205 SmtUtils]: Spent 7.88 s on a formula simplification. DAG size of input: 6059 DAG size of output: 3448 [2021-06-06 09:38:19,395 WARN L205 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 9707 DAG size of output: 5567 [2021-06-06 09:38:36,762 WARN L205 SmtUtils]: Spent 17.32 s on a formula simplification. DAG size of input: 10149 DAG size of output: 5578 [2021-06-06 09:38:54,054 WARN L205 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 10149 DAG size of output: 5578 [2021-06-06 09:39:13,294 WARN L205 SmtUtils]: Spent 19.21 s on a formula simplification. DAG size of input: 10154 DAG size of output: 5584 [2021-06-06 09:39:14,067 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 5580 [2021-06-06 09:39:29,223 WARN L205 SmtUtils]: Spent 15.13 s on a formula simplification. DAG size of input: 5582 DAG size of output: 5633 [2021-06-06 09:39:32,549 WARN L205 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 2598 DAG size of output: 1699 [2021-06-06 09:39:33,137 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 536 [2021-06-06 09:39:33,515 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 183 [2021-06-06 09:39:33,692 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 273 [2021-06-06 09:39:34,227 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 206 [2021-06-06 09:39:36,647 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 1215 DAG size of output: 1362 [2021-06-06 09:39:37,024 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 872 DAG size of output: 835 [2021-06-06 09:39:37,592 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 550 [2021-06-06 09:39:38,186 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 228 [2021-06-06 09:39:38,369 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 296 [2021-06-06 09:39:38,941 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 268 [2021-06-06 09:39:39,211 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 367 [2021-06-06 09:39:39,509 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 393 [2021-06-06 09:39:40,442 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 832 DAG size of output: 538 [2021-06-06 09:39:41,323 WARN L205 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 745 [2021-06-06 09:39:41,929 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 658 [2021-06-06 09:39:42,878 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 205 [2021-06-06 09:39:43,117 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 334 [2021-06-06 09:39:43,675 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 499 [2021-06-06 09:39:44,354 WARN L205 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 570 [2021-06-06 09:39:45,109 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 1365 DAG size of output: 716 [2021-06-06 09:39:46,061 WARN L205 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 1808 DAG size of output: 858 [2021-06-06 09:39:50,437 WARN L205 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 3583 DAG size of output: 2046 [2021-06-06 09:39:52,710 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 1115 DAG size of output: 1391 [2021-06-06 09:39:53,782 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 886 DAG size of output: 886 [2021-06-06 09:39:54,128 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 872 DAG size of output: 851 [2021-06-06 09:39:54,368 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 281 [2021-06-06 09:39:54,732 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 230 [2021-06-06 09:39:55,275 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 248 [2021-06-06 09:39:55,438 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 296 [2021-06-06 09:39:55,686 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 364 [2021-06-06 09:39:56,386 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 814 DAG size of output: 485 [2021-06-06 09:39:56,788 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 494 [2021-06-06 09:39:56,984 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 696 [2021-06-06 09:39:57,551 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 380 [2021-06-06 09:39:58,264 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 269 [2021-06-06 09:39:58,634 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 317 [2021-06-06 09:39:59,132 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 712 DAG size of output: 500 [2021-06-06 09:40:00,110 WARN L205 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 1347 DAG size of output: 839 [2021-06-06 09:40:01,889 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 2210 DAG size of output: 1271 [2021-06-06 09:40:05,037 WARN L205 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 3759 DAG size of output: 1901 [2021-06-06 09:40:08,184 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 3759 DAG size of output: 1901 [2021-06-06 09:40:11,424 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 3763 DAG size of output: 1905 [2021-06-06 09:40:12,129 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 863 DAG size of output: 843 [2021-06-06 09:40:12,316 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 643 DAG size of output: 597 [2021-06-06 09:40:12,503 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 292 [2021-06-06 09:40:13,559 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 388 [2021-06-06 09:40:14,154 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 272 [2021-06-06 09:40:14,530 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 805 DAG size of output: 548 [2021-06-06 09:40:15,836 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 1822 DAG size of output: 1229 [2021-06-06 09:40:17,147 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 1822 DAG size of output: 1229 [2021-06-06 09:40:18,582 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 1824 DAG size of output: 1231 [2021-06-06 09:40:19,705 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1233 DAG size of output: 1168 [2021-06-06 09:40:20,243 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 341 [2021-06-06 09:40:21,043 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 260 [2021-06-06 09:40:21,252 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 382 [2021-06-06 09:40:21,738 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 678 [2021-06-06 09:40:22,146 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 472 [2021-06-06 09:40:23,197 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 928 DAG size of output: 377 [2021-06-06 09:40:23,441 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 928 DAG size of output: 377 [2021-06-06 09:40:23,698 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 931 DAG size of output: 380 [2021-06-06 09:40:23,880 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 340 [2021-06-06 09:40:24,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:40:24,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:40:24,359 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:40:24,359 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-06-06 09:40:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:40:24,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031779712] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:40:24,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:40:24,363 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 20] total 32 [2021-06-06 09:40:24,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606967772] [2021-06-06 09:40:24,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-06 09:40:24,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:40:24,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-06 09:40:24,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=975, Unknown=0, NotChecked=0, Total=1056 [2021-06-06 09:40:24,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:40:24,364 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:40:24,364 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 32 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 09:40:24,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:24,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:40:24,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:24,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:40:24,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:24,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:40:24,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:24,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 09:40:24,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 09:40:24,689 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7273,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:40:24,689 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:40:24,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:40:24,690 INFO L82 PathProgramCache]: Analyzing trace with hash 568831430, now seen corresponding path program 15 times [2021-06-06 09:40:24,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:40:24,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150568544] [2021-06-06 09:40:24,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:40:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:40:24,905 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 78 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:40:24,905 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:40:24,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150568544] [2021-06-06 09:40:24,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150568544] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:40:24,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459784137] [2021-06-06 09:40:24,905 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:40:24,975 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-06-06 09:40:24,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:40:24,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-06 09:40:24,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:40:25,041 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:40:25,042 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459784137] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:40:25,042 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:40:25,042 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2021-06-06 09:40:25,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990675904] [2021-06-06 09:40:25,044 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 09:40:25,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:40:25,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 09:40:25,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2021-06-06 09:40:25,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:40:25,046 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:40:25,047 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 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) [2021-06-06 09:40:25,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 09:40:25,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:40:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:40:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:40:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 09:40:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 09:40:25,498 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14474,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:40:25,498 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:40:25,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:40:25,498 INFO L82 PathProgramCache]: Analyzing trace with hash 476976847, now seen corresponding path program 16 times [2021-06-06 09:40:25,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:40:25,499 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277610075] [2021-06-06 09:40:25,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:40:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:40:25,629 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:40:25,629 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:40:25,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277610075] [2021-06-06 09:40:25,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277610075] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:40:25,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342826013] [2021-06-06 09:40:25,630 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:40:25,659 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:40:25,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:40:25,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 09:40:25,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:40:26,662 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-06-06 09:40:26,662 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:40:26,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 27 new quantified variables, introduced 91 case distinctions, treesize of input 63 treesize of output 774 Received shutdown request... [2021-06-06 09:40:27,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14475,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:40:27,580 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 09:40:27,589 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 09:40:27,604 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 09:40:27,604 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 09:40:27 BasicIcfg [2021-06-06 09:40:27,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 09:40:27,605 INFO L168 Benchmark]: Toolchain (without parser) took 878987.66 ms. Allocated memory was 341.8 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 321.2 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. [2021-06-06 09:40:27,605 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 341.8 MB. Free memory is still 322.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:40:27,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.30 ms. Allocated memory is still 341.8 MB. Free memory was 321.1 MB in the beginning and 319.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:40:27,605 INFO L168 Benchmark]: Boogie Preprocessor took 12.56 ms. Allocated memory is still 341.8 MB. Free memory was 319.6 MB in the beginning and 318.7 MB in the end (delta: 958.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 09:40:27,605 INFO L168 Benchmark]: RCFGBuilder took 302.55 ms. Allocated memory is still 341.8 MB. Free memory was 318.6 MB in the beginning and 304.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-06 09:40:27,605 INFO L168 Benchmark]: TraceAbstraction took 878650.11 ms. Allocated memory was 341.8 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 303.7 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. [2021-06-06 09:40:27,605 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 0.10 ms. Allocated memory is still 341.8 MB. Free memory is still 322.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 18.30 ms. Allocated memory is still 341.8 MB. Free memory was 321.1 MB in the beginning and 319.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 12.56 ms. Allocated memory is still 341.8 MB. Free memory was 319.6 MB in the beginning and 318.7 MB in the end (delta: 958.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 302.55 ms. Allocated memory is still 341.8 MB. Free memory was 318.6 MB in the beginning and 304.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 878650.11 ms. Allocated memory was 341.8 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 303.7 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 814, positive: 564, positive conditional: 564, positive unconditional: 0, negative: 250, negative conditional: 250, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 564, positive: 564, positive conditional: 564, 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: 564, positive: 564, positive conditional: 0, positive unconditional: 564, 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: 8, positive: 8, positive conditional: 0, positive unconditional: 8, 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: 8, positive: 8, positive conditional: 0, positive unconditional: 8, 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: 564, positive: 556, positive conditional: 0, positive unconditional: 556, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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: 250 - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 31 with TraceHistMax 14,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 20 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 878543.1ms, OverallIterations: 18, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.9ms, PartialOrderReductionTime: 1537.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 182, 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: 71.7ms SsaConstructionTime, 261.2ms SatisfiabilityAnalysisTime, 870691.5ms InterpolantComputationTime, 607 NumberOfCodeBlocks, 607 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 574 ConstructedInterpolants, 0 QuantifiedInterpolants, 4132 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1191 ConjunctsInSsa, 286 ConjunctsInUnsatCore, 33 InterpolantComputations, 1 PerfectInterpolantSequences, 460/1316 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