/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-NewStatesSleepUncond-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9b7772ad7705253c1305067fc38dc9bc7271fbe3-9b7772a [2021-04-15 13:27:22,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-15 13:27:22,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-15 13:27:23,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-15 13:27:23,047 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-NewStatesSleepUncond-NoLbe.epf [2021-04-15 13:27:23,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-15 13:27:23,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-15 13:27:23,075 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-04-15 13:27:23,075 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-04-15 13:27:23,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-15 13:27:23,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-15 13:27:23,078 INFO L138 SettingsManager]: * Use SBE=true [2021-04-15 13:27:23,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-15 13:27:23,078 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-15 13:27:23,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-15 13:27:23,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-15 13:27:23,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-15 13:27:23,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-15 13:27:23,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-15 13:27:23,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-15 13:27:23,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-15 13:27:23,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-15 13:27:23,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-15 13:27:23,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-15 13:27:23,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-15 13:27:23,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-15 13:27:23,081 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-04-15 13:27:23,081 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-04-15 13:27:23,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-15 13:27:23,081 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-04-15 13:27:23,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-15 13:27:23,081 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-15 13:27:23,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-15 13:27:23,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-15 13:27:23,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-15 13:27:23,337 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-04-15 13:27:23,338 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-04-15 13:27:23,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-04-15 13:27:23,339 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-04-15 13:27:23,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-15 13:27:23,370 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-15 13:27:23,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-15 13:27:23,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-15 13:27:23,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-15 13:27:23,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-15 13:27:23,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-15 13:27:23,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-15 13:27:23,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-15 13:27:23,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... [2021-04-15 13:27:23,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-15 13:27:23,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-15 13:27:23,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-15 13:27:23,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-15 13:27:23,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-15 13:27:23,456 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-04-15 13:27:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-04-15 13:27:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-04-15 13:27:23,456 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-04-15 13:27:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-04-15 13:27:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-04-15 13:27:23,457 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-04-15 13:27:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-15 13:27:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-15 13:27:23,457 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-15 13:27:23,709 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-15 13:27:23,709 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-04-15 13:27:23,709 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-04-15 13:27:23,710 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-04-15 13:27:23,711 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 01:27:23 BoogieIcfgContainer [2021-04-15 13:27:23,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-15 13:27:23,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-15 13:27:23,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-15 13:27:23,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-15 13:27:23,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 01:27:23" (1/2) ... [2021-04-15 13:27:23,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bee2eef and model type unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 01:27:23, skipping insertion in model container [2021-04-15 13:27:23,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 01:27:23" (2/2) ... [2021-04-15 13:27:23,715 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.bpl [2021-04-15 13:27:23,719 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-04-15 13:27:23,719 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-15 13:27:23,722 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-15 13:27:23,722 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-15 13:27:23,740 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-04-15 13:27:23,757 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-04-15 13:27:23,801 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-15 13:27:23,801 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-15 13:27:23,801 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-15 13:27:23,802 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-15 13:27:23,802 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-15 13:27:23,802 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-15 13:27:23,802 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-15 13:27:23,802 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-04-15 13:27:23,825 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:23,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:23,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1415596831, now seen corresponding path program 1 times [2021-04-15 13:27:23,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:23,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797049126] [2021-04-15 13:27:23,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:23,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797049126] [2021-04-15 13:27:23,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-15 13:27:23,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-15 13:27:23,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607207525] [2021-04-15 13:27:23,943 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-15 13:27:23,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:23,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-15 13:27:23,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-15 13:27:23,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:23,957 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:23,960 INFO L481 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) [2021-04-15 13:27:23,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:23,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:23,987 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-15 13:27:23,987 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:23,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:23,990 INFO L82 PathProgramCache]: Analyzing trace with hash 725858237, now seen corresponding path program 1 times [2021-04-15 13:27:23,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:23,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555925384] [2021-04-15 13:27:23,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:24,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:24,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555925384] [2021-04-15 13:27:24,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212786431] [2021-04-15 13:27:24,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:24,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-15 13:27:24,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:24,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:24,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-04-15 13:27:24,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225346137] [2021-04-15 13:27:24,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-15 13:27:24,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:24,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-15 13:27:24,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-15 13:27:24,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:24,148 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:24,148 INFO L481 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) [2021-04-15 13:27:24,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:24,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:24,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:24,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,382 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:24,382 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:24,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:24,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1049837130, now seen corresponding path program 1 times [2021-04-15 13:27:24,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:24,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425811538] [2021-04-15 13:27:24,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:24,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:24,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425811538] [2021-04-15 13:27:24,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782502038] [2021-04-15 13:27:24,431 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 [2021-04-15 13:27:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:24,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-15 13:27:24,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:24,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:24,487 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:24,487 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-04-15 13:27:24,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479721758] [2021-04-15 13:27:24,488 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-15 13:27:24,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:24,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-15 13:27:24,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-15 13:27:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:24,489 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:24,489 INFO L481 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) [2021-04-15 13:27:24,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:24,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:24,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:24,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,713 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:24,714 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:24,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:24,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1698822694, now seen corresponding path program 2 times [2021-04-15 13:27:24,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:24,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737588660] [2021-04-15 13:27:24,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:24,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:24,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737588660] [2021-04-15 13:27:24,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039931665] [2021-04-15 13:27:24,754 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 [2021-04-15 13:27:24,776 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 13:27:24,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:24,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-15 13:27:24,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:24,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:24,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-04-15 13:27:24,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469183221] [2021-04-15 13:27:24,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-15 13:27:24,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:24,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-15 13:27:24,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-04-15 13:27:24,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:24,813 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:24,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 13:27:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:24,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:24,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:24,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:25,043 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:25,043 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:25,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:25,044 INFO L82 PathProgramCache]: Analyzing trace with hash 342538698, now seen corresponding path program 3 times [2021-04-15 13:27:25,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:25,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175183205] [2021-04-15 13:27:25,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:25,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175183205] [2021-04-15 13:27:25,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100677899] [2021-04-15 13:27:25,102 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 [2021-04-15 13:27:25,127 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-15 13:27:25,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:25,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-04-15 13:27:25,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:25,177 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:25,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:25,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-04-15 13:27:25,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982400487] [2021-04-15 13:27:25,177 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-15 13:27:25,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:25,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-15 13:27:25,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-15 13:27:25,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:25,178 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:25,179 INFO L481 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) [2021-04-15 13:27:25,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:25,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:25,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:25,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:25,416 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:25,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:25,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1247407782, now seen corresponding path program 4 times [2021-04-15 13:27:25,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:25,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838349456] [2021-04-15 13:27:25,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:25,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:25,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838349456] [2021-04-15 13:27:25,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422342342] [2021-04-15 13:27:25,522 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) [2021-04-15 13:27:25,552 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 13:27:25,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:25,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjunts are in the unsatisfiable core [2021-04-15 13:27:25,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 13:27:25,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:25,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-15 13:27:25,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632951332] [2021-04-15 13:27:25,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-15 13:27:25,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:25,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-15 13:27:25,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-04-15 13:27:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:25,627 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:25,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 13:27:25,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:25,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:25,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:25,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:25,860 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:25,861 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:25,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:25,861 INFO L82 PathProgramCache]: Analyzing trace with hash -766421686, now seen corresponding path program 5 times [2021-04-15 13:27:25,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:25,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2976996] [2021-04-15 13:27:25,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:25,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2976996] [2021-04-15 13:27:25,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439139825] [2021-04-15 13:27:25,915 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 [2021-04-15 13:27:25,944 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-04-15 13:27:25,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:25,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-04-15 13:27:25,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:26,130 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 13:27:26,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-04-15 13:27:26,229 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 13:27:26,230 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 13:27:26,231 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 13:27:26,232 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-04-15 13:27:26,238 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:26,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:26,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-04-15 13:27:26,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835289727] [2021-04-15 13:27:26,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-04-15 13:27:26,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:26,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-04-15 13:27:26,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-04-15 13:27:26,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:26,240 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:26,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 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) [2021-04-15 13:27:26,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:26,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:26,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:26,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:26,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:26,482 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:26,483 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:26,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:26,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1229374246, now seen corresponding path program 6 times [2021-04-15 13:27:26,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:26,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093095439] [2021-04-15 13:27:26,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:26,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093095439] [2021-04-15 13:27:26,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752015322] [2021-04-15 13:27:26,537 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 [2021-04-15 13:27:26,564 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-04-15 13:27:26,564 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:26,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-04-15 13:27:26,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:26,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:26,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-04-15 13:27:26,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537859020] [2021-04-15 13:27:26,607 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-15 13:27:26,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:26,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-15 13:27:26,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-04-15 13:27:26,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:26,608 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:26,608 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 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) [2021-04-15 13:27:26,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:26,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:26,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:26,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:26,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:26,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:26,921 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-04-15 13:27:26,921 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:26,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:26,922 INFO L82 PathProgramCache]: Analyzing trace with hash -521035775, now seen corresponding path program 7 times [2021-04-15 13:27:26,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:26,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354625302] [2021-04-15 13:27:26,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:27,003 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:27,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354625302] [2021-04-15 13:27:27,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693432343] [2021-04-15 13:27:27,004 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-15 13:27:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:27,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-04-15 13:27:27,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:27,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:27,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-04-15 13:27:27,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797962175] [2021-04-15 13:27:27,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-04-15 13:27:27,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:27,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-04-15 13:27:27,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-04-15 13:27:27,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:27,103 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:27,103 INFO L481 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) [2021-04-15 13:27:27,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:27,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:27,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:27,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:27,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:27,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:27,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:27,432 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:27,433 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:27,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:27,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1883440861, now seen corresponding path program 8 times [2021-04-15 13:27:27,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:27,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847524899] [2021-04-15 13:27:27,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:27,517 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:27,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847524899] [2021-04-15 13:27:27,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894542043] [2021-04-15 13:27:27,517 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 [2021-04-15 13:27:27,549 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 13:27:27,550 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:27,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-04-15 13:27:27,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:27,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:27,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-04-15 13:27:27,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420534138] [2021-04-15 13:27:27,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-04-15 13:27:27,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:27,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-04-15 13:27:27,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-04-15 13:27:27,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:27,646 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:27,646 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:27,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:27,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:27,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:27,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:27,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:27,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:27,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:27,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:27,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:27,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:28,008 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:28,008 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:28,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:28,009 INFO L82 PathProgramCache]: Analyzing trace with hash -887194751, now seen corresponding path program 9 times [2021-04-15 13:27:28,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:28,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629314659] [2021-04-15 13:27:28,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:28,146 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:28,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629314659] [2021-04-15 13:27:28,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [23527738] [2021-04-15 13:27:28,147 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) [2021-04-15 13:27:28,178 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-04-15 13:27:28,178 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:28,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 20 conjunts are in the unsatisfiable core [2021-04-15 13:27:28,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:28,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:28,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-04-15 13:27:28,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884991609] [2021-04-15 13:27:28,303 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-04-15 13:27:28,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:28,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-04-15 13:27:28,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2021-04-15 13:27:28,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:28,304 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:28,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:28,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:28,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:28,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:28,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:28,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:28,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:28,678 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-04-15 13:27:28,678 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:28,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:28,679 INFO L82 PathProgramCache]: Analyzing trace with hash -877552803, now seen corresponding path program 10 times [2021-04-15 13:27:28,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:28,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294764621] [2021-04-15 13:27:28,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:28,815 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:28,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294764621] [2021-04-15 13:27:28,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541133790] [2021-04-15 13:27:28,816 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 [2021-04-15 13:27:28,839 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 13:27:28,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:28,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2021-04-15 13:27:28,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 13:27:28,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:28,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-04-15 13:27:28,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20557491] [2021-04-15 13:27:28,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-04-15 13:27:28,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:28,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-04-15 13:27:28,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2021-04-15 13:27:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:28,966 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:28,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:28,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:29,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:29,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:29,312 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-04-15 13:27:29,313 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:29,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:29,313 INFO L82 PathProgramCache]: Analyzing trace with hash -578652415, now seen corresponding path program 11 times [2021-04-15 13:27:29,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:29,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874598307] [2021-04-15 13:27:29,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:29,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874598307] [2021-04-15 13:27:29,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96785383] [2021-04-15 13:27:29,390 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 [2021-04-15 13:27:29,422 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-04-15 13:27:29,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:29,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-04-15 13:27:29,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:29,831 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-04-15 13:27:29,832 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 13:27:29,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-04-15 13:27:32,684 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 928 DAG size of output: 758 [2021-04-15 13:27:32,901 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 987 DAG size of output: 826 [2021-04-15 13:27:33,023 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1082 DAG size of output: 879 [2021-04-15 13:27:33,163 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1176 DAG size of output: 945 [2021-04-15 13:27:34,631 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1652 DAG size of output: 1197 [2021-04-15 13:27:34,880 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 1652 DAG size of output: 1197 [2021-04-15 13:27:35,101 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1663 DAG size of output: 1208 [2021-04-15 13:27:35,243 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1204 DAG size of output: 1168 [2021-04-15 13:27:35,430 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1170 DAG size of output: 1242 [2021-04-15 13:27:35,554 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1096 DAG size of output: 1091 [2021-04-15 13:27:36,620 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 687 [2021-04-15 13:27:37,272 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 13:27:37,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 13:27:37,274 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 13:27:37,274 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-04-15 13:27:37,278 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:37,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:37,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-04-15 13:27:37,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132937167] [2021-04-15 13:27:37,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-04-15 13:27:37,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:37,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-04-15 13:27:37,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-04-15 13:27:37,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:37,281 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:37,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.48) internal successors, (37), 24 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) [2021-04-15 13:27:37,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:37,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:37,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:37,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:37,581 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-04-15 13:27:37,581 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:37,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:37,581 INFO L82 PathProgramCache]: Analyzing trace with hash 97325021, now seen corresponding path program 12 times [2021-04-15 13:27:37,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:37,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170419480] [2021-04-15 13:27:37,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:37,682 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:37,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170419480] [2021-04-15 13:27:37,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020955811] [2021-04-15 13:27:37,682 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 [2021-04-15 13:27:37,708 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-04-15 13:27:37,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:37,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-04-15 13:27:37,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:37,763 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:37,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:37,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-04-15 13:27:37,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956276175] [2021-04-15 13:27:37,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-04-15 13:27:37,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:37,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-04-15 13:27:37,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2021-04-15 13:27:37,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:37,765 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:37,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 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) [2021-04-15 13:27:37,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:37,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:37,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:37,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:37,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:38,133 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1625,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:38,133 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:38,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:38,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1254823382, now seen corresponding path program 13 times [2021-04-15 13:27:38,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:38,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479028956] [2021-04-15 13:27:38,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:38,276 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 13:27:38,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479028956] [2021-04-15 13:27:38,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216867137] [2021-04-15 13:27:38,276 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 [2021-04-15 13:27:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:38,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2021-04-15 13:27:38,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 13:27:38,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:38,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-04-15 13:27:38,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765688130] [2021-04-15 13:27:38,448 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-04-15 13:27:38,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:38,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-04-15 13:27:38,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=497, Unknown=0, NotChecked=0, Total=552 [2021-04-15 13:27:38,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:38,449 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:38,450 INFO L481 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) [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:38,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:38,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-15 13:27:38,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1626,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:38,991 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:38,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:38,992 INFO L82 PathProgramCache]: Analyzing trace with hash -180569082, now seen corresponding path program 14 times [2021-04-15 13:27:38,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:38,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697310868] [2021-04-15 13:27:38,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:39,160 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 13:27:39,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697310868] [2021-04-15 13:27:39,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945088028] [2021-04-15 13:27:39,161 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 [2021-04-15 13:27:39,184 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 13:27:39,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:39,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2021-04-15 13:27:39,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 13:27:39,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:39,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-04-15 13:27:39,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871923010] [2021-04-15 13:27:39,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-04-15 13:27:39,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:39,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-04-15 13:27:39,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-04-15 13:27:39,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:39,366 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:39,366 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 25 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-04-15 13:27:39,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-15 13:27:39,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-04-15 13:27:39,958 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1627,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:39,959 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:39,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:39,959 INFO L82 PathProgramCache]: Analyzing trace with hash -1238424150, now seen corresponding path program 15 times [2021-04-15 13:27:39,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:39,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809878958] [2021-04-15 13:27:39,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:40,176 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 13:27:40,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809878958] [2021-04-15 13:27:40,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446458925] [2021-04-15 13:27:40,176 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 [2021-04-15 13:27:40,211 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-04-15 13:27:40,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:40,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 20 conjunts are in the unsatisfiable core [2021-04-15 13:27:40,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 6 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:40,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:40,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 32 [2021-04-15 13:27:40,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036372694] [2021-04-15 13:27:40,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-04-15 13:27:40,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:40,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-04-15 13:27:40,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=898, Unknown=0, NotChecked=0, Total=1056 [2021-04-15 13:27:40,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:40,590 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:40,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.303030303030303) internal successors, (43), 32 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) [2021-04-15 13:27:40,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:40,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:40,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:40,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:40,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:40,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-04-15 13:27:40,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-15 13:27:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-04-15 13:27:41,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-04-15 13:27:41,583 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1628,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:41,583 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:41,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:41,584 INFO L82 PathProgramCache]: Analyzing trace with hash 327807110, now seen corresponding path program 16 times [2021-04-15 13:27:41,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:41,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082237642] [2021-04-15 13:27:41,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 13:27:41,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082237642] [2021-04-15 13:27:41,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001975099] [2021-04-15 13:27:41,797 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 [2021-04-15 13:27:41,827 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 13:27:41,827 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:41,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 31 conjunts are in the unsatisfiable core [2021-04-15 13:27:41,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:42,074 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 13:27:42,075 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 13:27:42,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-04-15 13:27:42,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922611369] [2021-04-15 13:27:42,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-04-15 13:27:42,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 13:27:42,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-04-15 13:27:42,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=800, Unknown=0, NotChecked=0, Total=870 [2021-04-15 13:27:42,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:42,076 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 13:27:42,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:42,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-04-15 13:27:42,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-04-15 13:27:42,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-04-15 13:27:42,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 13:27:42,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 13:27:42,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-04-15 13:27:42,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-04-15 13:27:42,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1629,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:42,813 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 13:27:42,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 13:27:42,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1636335914, now seen corresponding path program 17 times [2021-04-15 13:27:42,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 13:27:42,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539639682] [2021-04-15 13:27:42,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 13:27:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 13:27:42,943 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 13:27:42,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539639682] [2021-04-15 13:27:42,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391987579] [2021-04-15 13:27:42,943 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 13:27:42,972 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-04-15 13:27:42,972 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 13:27:42,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-04-15 13:27:42,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 13:27:44,046 WARN L205 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-04-15 13:27:44,047 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 13:27:44,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 29 new quantified variables, introduced 105 case distinctions, treesize of input 67 treesize of output 889 [2021-04-15 13:27:48,615 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1330 DAG size of output: 1027 [2021-04-15 13:27:48,742 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1340 DAG size of output: 1037 [2021-04-15 13:27:48,886 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1372 DAG size of output: 1069 [2021-04-15 13:27:49,028 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1405 DAG size of output: 1103 [2021-04-15 13:27:53,630 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1544 DAG size of output: 1253 [2021-04-15 13:27:53,867 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1554 DAG size of output: 1263 [2021-04-15 13:27:54,038 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1585 DAG size of output: 1293 [2021-04-15 13:27:54,222 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1617 DAG size of output: 1326 [2021-04-15 13:27:54,564 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 2668 DAG size of output: 2086 [2021-04-15 13:27:54,922 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 2698 DAG size of output: 2117 [2021-04-15 13:27:55,272 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 2698 DAG size of output: 2117 [2021-04-15 13:27:55,683 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 2723 DAG size of output: 2142 [2021-04-15 13:27:56,378 WARN L205 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 2144 DAG size of output: 3825 [2021-04-15 13:27:56,990 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 2087 DAG size of output: 2119 [2021-04-15 13:27:57,608 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 2082 DAG size of output: 2529 [2021-04-15 13:27:58,207 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 2072 DAG size of output: 3607 [2021-04-15 13:27:58,747 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 1908 DAG size of output: 2571 [2021-04-15 13:27:59,273 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 1902 DAG size of output: 2361 [2021-04-15 13:27:59,766 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 1825 DAG size of output: 2515 [2021-04-15 13:28:00,219 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 1701 DAG size of output: 1850 [2021-04-15 13:28:00,681 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 1698 DAG size of output: 1949 [2021-04-15 13:28:01,081 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 1585 DAG size of output: 2040 [2021-04-15 13:28:01,504 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 1578 DAG size of output: 2365 [2021-04-15 13:28:01,894 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 1571 DAG size of output: 1652 [2021-04-15 13:28:02,276 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 1567 DAG size of output: 1658 [2021-04-15 13:28:02,651 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 1541 DAG size of output: 1897 [2021-04-15 13:28:03,002 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 1433 DAG size of output: 1768 [2021-04-15 13:28:03,164 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1425 DAG size of output: 1425 [2021-04-15 13:28:03,308 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 876 [2021-04-15 13:28:03,460 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 781 DAG size of output: 935 [2021-04-15 13:28:03,579 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 732 [2021-04-15 13:28:05,827 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1049 [2021-04-15 13:28:05,953 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1224 DAG size of output: 1075 [2021-04-15 13:28:06,088 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1231 DAG size of output: 1082 [2021-04-15 13:28:06,277 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1499 DAG size of output: 1339 [2021-04-15 13:28:06,419 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 808 [2021-04-15 13:28:08,214 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1026 DAG size of output: 897 [2021-04-15 13:28:08,325 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1047 DAG size of output: 920 [2021-04-15 13:28:08,463 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1197 DAG size of output: 1068 [2021-04-15 13:28:08,609 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1204 DAG size of output: 1074 [2021-04-15 13:28:08,838 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1463 DAG size of output: 1305 [2021-04-15 13:28:09,248 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 2427 DAG size of output: 2152 [2021-04-15 13:28:09,408 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 916 [2021-04-15 13:28:09,671 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 755 [2021-04-15 13:28:11,524 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1130 DAG size of output: 1041 [2021-04-15 13:28:11,724 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 1379 DAG size of output: 1254 [2021-04-15 13:28:11,955 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1407 DAG size of output: 1284 [2021-04-15 13:28:12,170 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1414 DAG size of output: 1290 [2021-04-15 13:28:12,346 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 700 [2021-04-15 13:28:12,613 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 631 [2021-04-15 13:28:13,951 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1009 DAG size of output: 891 [2021-04-15 13:28:14,064 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 914 [2021-04-15 13:28:14,208 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1212 DAG size of output: 1069 [2021-04-15 13:28:14,414 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1453 DAG size of output: 1288 [2021-04-15 13:28:14,643 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1461 DAG size of output: 1295 [2021-04-15 13:28:15,083 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 2116 DAG size of output: 1865 [2021-04-15 13:28:15,954 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 3330 DAG size of output: 2970 [2021-04-15 13:28:16,153 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 1000 [2021-04-15 13:28:16,323 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 892 DAG size of output: 1035 [2021-04-15 13:28:16,467 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 789 DAG size of output: 1081 [2021-04-15 13:28:16,579 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 775 [2021-04-15 13:28:17,805 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 889 DAG size of output: 743 [2021-04-15 13:28:17,960 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1153 DAG size of output: 995 [2021-04-15 13:28:19,944 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1097 DAG size of output: 1040 [2021-04-15 13:28:21,670 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1766 DAG size of output: 1678 [2021-04-15 13:28:21,929 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 1794 DAG size of output: 1706 [2021-04-15 13:28:22,205 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 1802 DAG size of output: 1713 [2021-04-15 13:28:22,653 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 2706 DAG size of output: 2470 [2021-04-15 13:28:22,818 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 877 DAG size of output: 1141 [2021-04-15 13:28:22,927 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 731 [2021-04-15 13:28:24,294 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 926 [2021-04-15 13:28:24,473 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 860 DAG size of output: 1134 [2021-04-15 13:28:26,871 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1253 DAG size of output: 1233 [2021-04-15 13:28:27,027 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1277 DAG size of output: 1257 [2021-04-15 13:28:27,187 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1284 DAG size of output: 1263 [2021-04-15 13:28:27,439 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 1606 DAG size of output: 1586 [2021-04-15 13:28:27,832 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 2337 DAG size of output: 2270 [2021-04-15 13:28:28,678 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 4052 DAG size of output: 3872 [2021-04-15 13:28:28,855 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 901 DAG size of output: 1044 [2021-04-15 13:28:29,094 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 861 DAG size of output: 1134 [2021-04-15 13:28:30,378 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 953 DAG size of output: 906 [2021-04-15 13:28:30,516 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 947 [2021-04-15 13:28:30,745 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 1103 [2021-04-15 13:28:33,002 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1433 DAG size of output: 1362 [2021-04-15 13:28:33,229 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1734 DAG size of output: 1674 [2021-04-15 13:28:33,475 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 1762 DAG size of output: 1702 [2021-04-15 13:28:33,872 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 2512 DAG size of output: 2410 [2021-04-15 13:28:34,265 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 2521 DAG size of output: 2417 [2021-04-15 13:28:34,427 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 798 DAG size of output: 1098 [2021-04-15 13:28:35,793 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 1013 [2021-04-15 13:28:37,704 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1315 DAG size of output: 1234 [2021-04-15 13:28:38,921 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 2078 DAG size of output: 1933 [2021-04-15 13:28:39,176 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 2104 DAG size of output: 1961 [2021-04-15 13:28:39,444 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 2112 DAG size of output: 1968 [2021-04-15 13:28:39,877 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 2990 DAG size of output: 2738 [2021-04-15 13:28:40,713 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 4524 DAG size of output: 4231 [2021-04-15 13:28:42,476 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 6459 DAG size of output: 6275 [2021-04-15 13:28:45,235 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 9334 DAG size of output: 8681 [2021-04-15 13:28:48,293 WARN L205 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 10237 DAG size of output: 9550 [2021-04-15 13:28:48,701 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1999 [2021-04-15 13:28:49,083 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1723 [2021-04-15 13:28:49,418 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 1528 DAG size of output: 1866 [2021-04-15 13:28:49,687 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 1495 DAG size of output: 1815 [2021-04-15 13:28:49,877 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1476 DAG size of output: 1476 [2021-04-15 13:28:52,560 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1501 DAG size of output: 1391 [2021-04-15 13:28:52,733 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1525 DAG size of output: 1415 [2021-04-15 13:28:52,916 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1533 DAG size of output: 1422 [2021-04-15 13:28:55,035 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1185 DAG size of output: 1078 [2021-04-15 13:28:55,202 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1208 DAG size of output: 1104 [2021-04-15 13:28:55,354 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1215 DAG size of output: 1111 [2021-04-15 13:28:55,690 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 2383 DAG size of output: 2200 [2021-04-15 13:28:57,743 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 3076 DAG size of output: 2702 [2021-04-15 13:28:57,984 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1335 DAG size of output: 1683 [2021-04-15 13:28:59,507 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 696 [2021-04-15 13:28:59,936 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1332 DAG size of output: 1675 [2021-04-15 13:29:00,092 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1326 DAG size of output: 1326 [2021-04-15 13:29:00,345 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 1001 [2021-04-15 13:29:02,205 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1451 DAG size of output: 1336 [2021-04-15 13:29:02,369 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1462 DAG size of output: 1346 [2021-04-15 13:29:04,083 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1116 DAG size of output: 942 [2021-04-15 13:29:04,197 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 965 [2021-04-15 13:29:04,314 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1146 DAG size of output: 973 [2021-04-15 13:29:04,608 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 2312 DAG size of output: 2012 [2021-04-15 13:29:04,988 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 2690 DAG size of output: 2286 [2021-04-15 13:29:05,455 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 3276 DAG size of output: 2771 [2021-04-15 13:29:06,431 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 5424 DAG size of output: 4516 [2021-04-15 13:29:06,790 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 1501 DAG size of output: 1839 [2021-04-15 13:29:07,058 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 1474 DAG size of output: 1786 [2021-04-15 13:29:07,251 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1455 DAG size of output: 1455 [2021-04-15 13:29:09,299 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 1064 [2021-04-15 13:29:09,446 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1171 DAG size of output: 1090 [2021-04-15 13:29:09,600 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1178 DAG size of output: 1097 [2021-04-15 13:29:09,765 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 1066 [2021-04-15 13:29:11,970 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1277 DAG size of output: 1211 [2021-04-15 13:29:12,124 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1299 DAG size of output: 1233 [2021-04-15 13:29:12,306 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1309 DAG size of output: 1242 [2021-04-15 13:29:12,501 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1462 DAG size of output: 1365 [2021-04-15 13:29:12,851 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 2292 DAG size of output: 2129 [2021-04-15 13:29:13,034 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 713 [2021-04-15 13:29:14,925 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 2912 DAG size of output: 2588 [2021-04-15 13:29:15,087 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1306 DAG size of output: 1306 [2021-04-15 13:29:17,467 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1227 DAG size of output: 1145 [2021-04-15 13:29:19,223 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 984 [2021-04-15 13:29:19,496 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 2133 DAG size of output: 1885 [2021-04-15 13:29:19,813 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 2170 DAG size of output: 1921 [2021-04-15 13:29:20,136 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 2179 DAG size of output: 1929 [2021-04-15 13:29:20,316 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 861 [2021-04-15 13:29:21,915 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 874 [2021-04-15 13:29:22,027 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 897 [2021-04-15 13:29:22,172 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 1029 [2021-04-15 13:29:22,321 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 1035 [2021-04-15 13:29:22,808 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 3026 DAG size of output: 2634 [2021-04-15 13:29:23,781 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 4898 DAG size of output: 4106 [2021-04-15 13:29:25,803 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 8291 DAG size of output: 6582 [2021-04-15 13:29:28,064 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 9298 DAG size of output: 7500 [2021-04-15 13:29:33,558 WARN L205 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 17355 DAG size of output: 14636 [2021-04-15 13:29:34,028 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 1565 DAG size of output: 2111 [2021-04-15 13:29:34,405 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 1556 DAG size of output: 2019 [2021-04-15 13:29:34,785 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 1550 DAG size of output: 1755 [2021-04-15 13:29:34,961 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1525 DAG size of output: 1525 [2021-04-15 13:29:35,387 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 1074 [2021-04-15 13:29:35,531 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 812 DAG size of output: 1154 [2021-04-15 13:29:38,809 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1438 DAG size of output: 1364 [2021-04-15 13:29:39,099 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 2136 DAG size of output: 1903 [2021-04-15 13:29:40,676 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 646 DAG size of output: 803 [2021-04-15 13:29:42,583 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1255 DAG size of output: 1183 [2021-04-15 13:29:42,831 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1911 DAG size of output: 1810 [2021-04-15 13:29:43,392 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 3181 DAG size of output: 2898 [2021-04-15 13:29:43,960 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 3267 DAG size of output: 2972 [2021-04-15 13:29:44,574 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 3275 DAG size of output: 2978 [2021-04-15 13:29:44,816 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 823 DAG size of output: 993 [2021-04-15 13:29:44,951 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 800 DAG size of output: 954 [2021-04-15 13:29:46,696 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 933 [2021-04-15 13:29:46,820 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1067 DAG size of output: 958 [2021-04-15 13:29:46,970 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1083 [2021-04-15 13:29:47,266 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 694 DAG size of output: 703 [2021-04-15 13:29:48,474 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1062 DAG size of output: 951 [2021-04-15 13:29:48,616 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1253 DAG size of output: 1098 [2021-04-15 13:29:48,768 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1288 DAG size of output: 1129 [2021-04-15 13:29:49,070 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 1916 DAG size of output: 1647 [2021-04-15 13:29:49,398 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1924 DAG size of output: 1654 [2021-04-15 13:29:50,333 WARN L205 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 4807 DAG size of output: 4238 [2021-04-15 13:29:50,712 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1522 DAG size of output: 1883 [2021-04-15 13:29:50,912 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1487 DAG size of output: 1479 [2021-04-15 13:29:53,475 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1153 [2021-04-15 13:29:55,184 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 1886 DAG size of output: 1767 [2021-04-15 13:29:55,483 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 1941 DAG size of output: 1813 [2021-04-15 13:29:55,763 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1948 DAG size of output: 1819 [2021-04-15 13:29:57,910 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1101 DAG size of output: 1048 [2021-04-15 13:29:58,063 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1128 DAG size of output: 1078 [2021-04-15 13:29:58,214 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1084 [2021-04-15 13:29:58,667 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 2743 DAG size of output: 2558 [2021-04-15 13:29:58,832 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1320 DAG size of output: 1320 [2021-04-15 13:29:59,073 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 848 DAG size of output: 1185 [2021-04-15 13:30:02,930 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1289 DAG size of output: 1242 [2021-04-15 13:30:03,106 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1317 DAG size of output: 1270 [2021-04-15 13:30:03,394 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 1900 DAG size of output: 1772 [2021-04-15 13:30:03,674 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 1907 DAG size of output: 1778 [2021-04-15 13:30:03,793 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 717 DAG size of output: 877 [2021-04-15 13:30:04,011 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 714 [2021-04-15 13:30:05,290 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 995 DAG size of output: 955 [2021-04-15 13:30:05,413 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 964 [2021-04-15 13:30:05,568 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1188 DAG size of output: 1090 [2021-04-15 13:30:06,026 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 2786 DAG size of output: 2549 [2021-04-15 13:30:06,969 WARN L205 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 4491 DAG size of output: 4100 [2021-04-15 13:30:08,923 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 6998 DAG size of output: 6180 [2021-04-15 13:30:11,106 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 7986 DAG size of output: 7077 [2021-04-15 13:30:11,499 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1456 DAG size of output: 1791 [2021-04-15 13:30:11,838 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 1450 DAG size of output: 1655 [2021-04-15 13:30:12,011 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1420 DAG size of output: 1420 [2021-04-15 13:30:12,296 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 726 DAG size of output: 876 [2021-04-15 13:30:14,381 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 960 DAG size of output: 848 [2021-04-15 13:30:14,576 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1360 DAG size of output: 1247 [2021-04-15 13:30:16,750 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 769 [2021-04-15 13:30:16,909 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1230 DAG size of output: 1163 [2021-04-15 13:30:17,283 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 2057 DAG size of output: 1925 [2021-04-15 13:30:17,705 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 2105 DAG size of output: 1976 [2021-04-15 13:30:18,123 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 2113 DAG size of output: 1983 [2021-04-15 13:30:18,404 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 905 DAG size of output: 1066 [2021-04-15 13:30:20,136 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 830 DAG size of output: 789 [2021-04-15 13:30:20,284 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1131 [2021-04-15 13:30:21,584 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1009 DAG size of output: 942 [2021-04-15 13:30:22,819 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1500 DAG size of output: 1393 [2021-04-15 13:30:23,186 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 2428 DAG size of output: 2272 [2021-04-15 13:30:23,641 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 2494 DAG size of output: 2337 [2021-04-15 13:30:25,141 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 923 DAG size of output: 884 [2021-04-15 13:30:26,332 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1369 DAG size of output: 1318 [2021-04-15 13:30:28,129 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1141 DAG size of output: 1076 [2021-04-15 13:30:28,487 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 2203 DAG size of output: 2128 [2021-04-15 13:30:28,900 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 2269 DAG size of output: 2186 [2021-04-15 13:30:29,678 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 3854 DAG size of output: 3677 [2021-04-15 13:30:30,490 WARN L205 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 3864 DAG size of output: 3686 [2021-04-15 13:30:31,765 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 5563 DAG size of output: 5187 [2021-04-15 13:30:31,945 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1426 [2021-04-15 13:30:32,089 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 784 DAG size of output: 938 [2021-04-15 13:30:32,243 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 761 DAG size of output: 811 [2021-04-15 13:30:32,357 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 903 [2021-04-15 13:30:32,610 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 725 [2021-04-15 13:30:33,780 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 888 [2021-04-15 13:30:33,917 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 913 [2021-04-15 13:30:34,038 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 922 [2021-04-15 13:30:34,192 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1066 [2021-04-15 13:30:34,408 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1455 DAG size of output: 1284 [2021-04-15 13:30:34,530 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 735 [2021-04-15 13:30:34,704 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 826 [2021-04-15 13:30:36,407 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1158 DAG size of output: 1011 [2021-04-15 13:30:36,554 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 1017 [2021-04-15 13:30:36,738 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 1275 [2021-04-15 13:30:37,143 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 2299 DAG size of output: 2035 [2021-04-15 13:30:37,334 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 1047 [2021-04-15 13:30:39,879 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1443 [2021-04-15 13:30:40,884 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 884 DAG size of output: 839 [2021-04-15 13:30:41,741 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1359 DAG size of output: 1268 [2021-04-15 13:30:42,096 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 2634 DAG size of output: 2462 [2021-04-15 13:30:42,542 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 2703 DAG size of output: 2529 [2021-04-15 13:30:42,946 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 2712 DAG size of output: 2536 [2021-04-15 13:30:45,726 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1415 DAG size of output: 1376 [2021-04-15 13:30:47,495 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1122 DAG size of output: 1109 [2021-04-15 13:30:47,825 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 2205 DAG size of output: 2208 [2021-04-15 13:30:48,200 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 2271 DAG size of output: 2266 [2021-04-15 13:30:48,566 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 2280 DAG size of output: 2273 [2021-04-15 13:30:49,354 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 4073 DAG size of output: 3960 [2021-04-15 13:30:50,612 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 6013 DAG size of output: 5522 [2021-04-15 13:30:53,200 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 8977 DAG size of output: 8571 [2021-04-15 13:30:56,078 WARN L205 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 9894 DAG size of output: 9451 [2021-04-15 13:31:01,283 WARN L205 SmtUtils]: Spent 5.14 s on a formula simplification. DAG size of input: 15547 DAG size of output: 14280 [2021-04-15 13:31:12,262 WARN L205 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 25937 DAG size of output: 22611 [2021-04-15 13:31:23,886 WARN L205 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 26831 DAG size of output: 23326 [2021-04-15 13:31:36,193 WARN L205 SmtUtils]: Spent 12.14 s on a formula simplification. DAG size of input: 27826 DAG size of output: 24048 [2021-04-15 13:31:48,996 WARN L205 SmtUtils]: Spent 12.64 s on a formula simplification. DAG size of input: 28804 DAG size of output: 24951 [2021-04-15 13:31:49,337 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1687 DAG size of output: 1687 [2021-04-15 13:31:49,464 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 1099 [2021-04-15 13:31:49,601 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1080 [2021-04-15 13:31:49,824 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1054 DAG size of output: 1297 [2021-04-15 13:31:49,939 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 1049 [2021-04-15 13:31:52,833 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1128 DAG size of output: 846 [2021-04-15 13:31:54,045 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1477 DAG size of output: 1134 [2021-04-15 13:31:55,697 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 940 [2021-04-15 13:31:57,354 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 945 [2021-04-15 13:31:57,604 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 1455 DAG size of output: 1389 [2021-04-15 13:31:57,907 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 1580 DAG size of output: 1508 [2021-04-15 13:31:58,381 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 2754 DAG size of output: 2255 [2021-04-15 13:32:01,616 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1529 DAG size of output: 1098 [2021-04-15 13:32:01,826 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 1666 DAG size of output: 1228 [2021-04-15 13:32:03,420 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 959 DAG size of output: 936 [2021-04-15 13:32:04,987 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 939 [2021-04-15 13:32:05,250 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1439 DAG size of output: 1383 [2021-04-15 13:32:05,530 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 1564 DAG size of output: 1502 [2021-04-15 13:32:06,034 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 2928 DAG size of output: 2349 [2021-04-15 13:32:07,041 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 4947 DAG size of output: 3936 [2021-04-15 13:32:08,110 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 5079 DAG size of output: 4062 [2021-04-15 13:32:09,281 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 5294 DAG size of output: 4260 [2021-04-15 13:32:11,964 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1327 DAG size of output: 1044 [2021-04-15 13:32:12,157 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1427 DAG size of output: 1141 [2021-04-15 13:32:13,672 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 1923 DAG size of output: 1518 [2021-04-15 13:32:17,655 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1459 DAG size of output: 1379 [2021-04-15 13:32:17,961 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 1772 DAG size of output: 1705 [2021-04-15 13:32:18,325 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1918 DAG size of output: 1846 [2021-04-15 13:32:18,941 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 3463 DAG size of output: 2862 [2021-04-15 13:32:21,213 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1208 DAG size of output: 1083 [2021-04-15 13:32:23,186 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1166 DAG size of output: 1104 [2021-04-15 13:32:23,551 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 1864 DAG size of output: 1707 [2021-04-15 13:32:23,924 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 2017 DAG size of output: 1850 [2021-04-15 13:32:27,493 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1418 DAG size of output: 1133 [2021-04-15 13:32:27,721 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1341 [2021-04-15 13:32:28,340 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 3274 DAG size of output: 2734 [2021-04-15 13:32:29,613 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 5902 DAG size of output: 4803 [2021-04-15 13:32:30,989 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 6056 DAG size of output: 4961 [2021-04-15 13:32:33,550 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 6501 DAG size of output: 5383 [2021-04-15 13:32:36,333 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 10491 DAG size of output: 8481 [2021-04-15 13:32:38,973 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 906 DAG size of output: 877 [2021-04-15 13:32:40,288 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1329 DAG size of output: 1257 [2021-04-15 13:32:42,642 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1011 DAG size of output: 945 [2021-04-15 13:32:42,842 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1332 DAG size of output: 1277 [2021-04-15 13:32:43,262 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 2019 DAG size of output: 1932 [2021-04-15 13:32:43,763 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 2214 DAG size of output: 2120 [2021-04-15 13:32:46,099 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1143 DAG size of output: 1002 [2021-04-15 13:32:48,118 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 967 [2021-04-15 13:32:48,391 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 1766 DAG size of output: 1571 [2021-04-15 13:32:48,740 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 1953 DAG size of output: 1750 [2021-04-15 13:32:49,577 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 3508 DAG size of output: 3224 [2021-04-15 13:32:51,052 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 910 DAG size of output: 873 [2021-04-15 13:32:52,400 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1361 DAG size of output: 1317 [2021-04-15 13:32:54,924 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1095 DAG size of output: 994 [2021-04-15 13:32:55,142 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1406 DAG size of output: 1318 [2021-04-15 13:32:55,603 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 2133 DAG size of output: 2042 [2021-04-15 13:32:56,105 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 2335 DAG size of output: 2234 [2021-04-15 13:32:58,400 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1181 DAG size of output: 1026 [2021-04-15 13:33:00,524 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1064 DAG size of output: 976 [2021-04-15 13:33:00,809 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 1795 DAG size of output: 1587 [2021-04-15 13:33:01,128 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 1990 DAG size of output: 1776 [2021-04-15 13:33:01,981 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 3682 DAG size of output: 3402 [2021-04-15 13:33:03,714 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 5757 DAG size of output: 5377 [2021-04-15 13:33:05,612 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 6195 DAG size of output: 5794 [2021-04-15 13:33:07,606 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 6446 DAG size of output: 6049 [2021-04-15 13:33:10,456 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1298 DAG size of output: 1072 [2021-04-15 13:33:10,651 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1363 DAG size of output: 1136 [2021-04-15 13:33:12,390 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 790 [2021-04-15 13:33:12,865 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 1067 [2021-04-15 13:33:13,027 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1131 [2021-04-15 13:33:13,414 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 2143 DAG size of output: 1808 [2021-04-15 13:33:15,730 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 1043 [2021-04-15 13:33:17,929 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 744 DAG size of output: 688 [2021-04-15 13:33:18,040 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 743 [2021-04-15 13:33:18,218 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1112 [2021-04-15 13:33:18,574 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 1988 DAG size of output: 1843 [2021-04-15 13:33:22,261 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 950 DAG size of output: 860 [2021-04-15 13:33:22,484 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1392 DAG size of output: 1264 [2021-04-15 13:33:22,795 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 1994 DAG size of output: 1841 [2021-04-15 13:33:23,395 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 2034 DAG size of output: 1865 [2021-04-15 13:33:24,103 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 3152 DAG size of output: 2982 [2021-04-15 13:33:24,861 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 3275 DAG size of output: 3100 [2021-04-15 13:33:26,057 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 4683 DAG size of output: 4321 [2021-04-15 13:33:27,769 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 4900 DAG size of output: 4524 [2021-04-15 13:33:31,128 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 10213 DAG size of output: 9455 [2021-04-15 13:33:37,601 WARN L205 SmtUtils]: Spent 6.40 s on a formula simplification. DAG size of input: 19150 DAG size of output: 16686 [2021-04-15 13:33:44,477 WARN L205 SmtUtils]: Spent 6.76 s on a formula simplification. DAG size of input: 19783 DAG size of output: 17223 [2021-04-15 13:33:52,134 WARN L205 SmtUtils]: Spent 7.03 s on a formula simplification. DAG size of input: 20151 DAG size of output: 17541 [2021-04-15 13:33:59,543 WARN L205 SmtUtils]: Spent 7.28 s on a formula simplification. DAG size of input: 20163 DAG size of output: 17555 [2021-04-15 13:33:59,803 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 885 DAG size of output: 1102 [2021-04-15 13:34:02,650 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 666 [2021-04-15 13:34:02,845 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 847 [2021-04-15 13:34:03,041 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1095 DAG size of output: 968 [2021-04-15 13:34:04,829 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 568 [2021-04-15 13:34:04,997 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 816 DAG size of output: 699 [2021-04-15 13:34:05,363 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 1274 [2021-04-15 13:34:07,222 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 568 [2021-04-15 13:34:07,394 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 811 DAG size of output: 699 [2021-04-15 13:34:09,022 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 793 [2021-04-15 13:34:09,747 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 1017 [2021-04-15 13:34:10,132 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 1487 DAG size of output: 1368 [2021-04-15 13:34:10,901 WARN L205 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 2200 DAG size of output: 1981 [2021-04-15 13:34:11,724 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 2361 DAG size of output: 2119 [2021-04-15 13:34:12,607 WARN L205 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 2529 DAG size of output: 2280 [2021-04-15 13:34:14,979 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 570 [2021-04-15 13:34:15,206 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 750 DAG size of output: 740 [2021-04-15 13:34:16,569 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 1202 DAG size of output: 1275 [2021-04-15 13:34:16,816 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1266 DAG size of output: 1341 [2021-04-15 13:34:17,090 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 1647 DAG size of output: 1673 [2021-04-15 13:34:17,541 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 1681 DAG size of output: 1741 [2021-04-15 13:34:18,851 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 778 [2021-04-15 13:34:20,169 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 1228 [2021-04-15 13:34:20,891 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1518 DAG size of output: 1529 [2021-04-15 13:34:21,154 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1586 DAG size of output: 1599 [2021-04-15 13:34:21,741 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 2409 DAG size of output: 2549 [2021-04-15 13:34:24,124 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 770 DAG size of output: 687 [2021-04-15 13:34:24,310 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 1042 [2021-04-15 13:34:25,113 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 3032 DAG size of output: 3229 [2021-04-15 13:34:26,008 WARN L205 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 3361 DAG size of output: 3523 [2021-04-15 13:34:27,827 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 5208 DAG size of output: 5112 [2021-04-15 13:34:29,983 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 868 DAG size of output: 805 [2021-04-15 13:34:30,116 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 884 [2021-04-15 13:34:31,532 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 784 [2021-04-15 13:34:31,797 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 1427 DAG size of output: 1336 [2021-04-15 13:34:33,243 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 791 [2021-04-15 13:34:34,808 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 938 DAG size of output: 857 [2021-04-15 13:34:34,937 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 907 [2021-04-15 13:34:35,173 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 1506 DAG size of output: 1381 [2021-04-15 13:34:35,693 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 2420 DAG size of output: 2251 [2021-04-15 13:34:36,249 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 2519 DAG size of output: 2354 [2021-04-15 13:34:36,849 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 2830 DAG size of output: 2631 [2021-04-15 13:34:39,286 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1173 DAG size of output: 1092 [2021-04-15 13:34:39,549 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1249 DAG size of output: 1158 [2021-04-15 13:34:40,786 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 546 [2021-04-15 13:34:40,901 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 603 [2021-04-15 13:34:42,308 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1124 DAG size of output: 1013 [2021-04-15 13:34:42,731 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 1974 DAG size of output: 1831 [2021-04-15 13:34:43,186 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 2063 DAG size of output: 1917 [2021-04-15 13:34:44,274 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 4165 DAG size of output: 3908 [2021-04-15 13:34:47,386 WARN L205 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 8631 DAG size of output: 8337 [2021-04-15 13:34:50,766 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 8721 DAG size of output: 8432 [2021-04-15 13:34:54,158 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 8730 DAG size of output: 8441 [2021-04-15 13:34:57,790 WARN L205 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 9185 DAG size of output: 8826 [2021-04-15 13:35:09,180 WARN L205 SmtUtils]: Spent 11.30 s on a formula simplification. DAG size of input: 28130 DAG size of output: 25315 [2021-04-15 13:35:33,951 WARN L205 SmtUtils]: Spent 24.56 s on a formula simplification. DAG size of input: 49862 DAG size of output: 44353 [2021-04-15 13:35:58,161 WARN L205 SmtUtils]: Spent 23.92 s on a formula simplification. DAG size of input: 50833 DAG size of output: 45047 [2021-04-15 13:35:58,812 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 1671 DAG size of output: 1909 [2021-04-15 13:35:59,298 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 1669 DAG size of output: 2013 [2021-04-15 13:35:59,540 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1658 DAG size of output: 1658 [2021-04-15 13:35:59,674 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1079 DAG size of output: 1079 [2021-04-15 13:35:59,941 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 1488 [2021-04-15 13:36:00,184 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 1062 DAG size of output: 1162 [2021-04-15 13:36:00,430 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1060 DAG size of output: 1587 [2021-04-15 13:36:00,559 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 1005 [2021-04-15 13:36:00,769 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 979 DAG size of output: 1140 [2021-04-15 13:36:00,975 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 1168 [2021-04-15 13:36:03,698 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1330 DAG size of output: 1192 [2021-04-15 13:36:03,931 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 1433 DAG size of output: 1289 [2021-04-15 13:36:05,783 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1041 DAG size of output: 1016 [2021-04-15 13:36:06,121 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 2187 DAG size of output: 2040 [2021-04-15 13:36:06,279 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 778 [2021-04-15 13:36:06,386 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 835 [2021-04-15 13:36:06,528 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 858 [2021-04-15 13:36:07,977 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 1049 [2021-04-15 13:36:09,055 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1612 DAG size of output: 1480 [2021-04-15 13:36:10,635 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 1067 [2021-04-15 13:36:11,850 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 1597 DAG size of output: 1491 [2021-04-15 13:36:12,322 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 2554 DAG size of output: 2390 [2021-04-15 13:36:13,178 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 4325 DAG size of output: 4062 [2021-04-15 13:36:13,403 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 1181 [2021-04-15 13:36:13,513 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 927 [2021-04-15 13:36:15,128 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 839 DAG size of output: 841 [2021-04-15 13:36:15,271 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 876 DAG size of output: 874 [2021-04-15 13:36:16,669 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 1328 [2021-04-15 13:36:19,045 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1146 DAG size of output: 1135 [2021-04-15 13:36:19,448 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 2081 DAG size of output: 2139 [2021-04-15 13:36:21,932 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 955 DAG size of output: 947 [2021-04-15 13:36:22,116 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1471 DAG size of output: 1349 [2021-04-15 13:36:23,717 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 885 [2021-04-15 13:36:23,836 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1020 DAG size of output: 957 [2021-04-15 13:36:25,175 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 1520 DAG size of output: 1456 [2021-04-15 13:36:25,586 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 2629 DAG size of output: 2476 [2021-04-15 13:36:26,433 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 3868 DAG size of output: 3806 [2021-04-15 13:36:28,221 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 6649 DAG size of output: 6477 [2021-04-15 13:36:30,152 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 7240 DAG size of output: 7047 [2021-04-15 13:36:32,376 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 7404 DAG size of output: 7190 [2021-04-15 13:36:32,646 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 1279 [2021-04-15 13:36:32,766 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 1046 [2021-04-15 13:36:33,110 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1020 DAG size of output: 1229 [2021-04-15 13:36:33,326 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 983 DAG size of output: 1193 [2021-04-15 13:36:33,535 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 964 DAG size of output: 1422 [2021-04-15 13:36:33,665 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 952 DAG size of output: 952 [2021-04-15 13:36:36,239 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 905 DAG size of output: 895 [2021-04-15 13:36:36,430 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1345 DAG size of output: 1345 [2021-04-15 13:36:38,270 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 961 DAG size of output: 878 [2021-04-15 13:36:38,550 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 2093 DAG size of output: 1896 [2021-04-15 13:36:38,760 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 1419 [2021-04-15 13:36:39,048 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 753 [2021-04-15 13:36:41,163 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1467 DAG size of output: 1408 [2021-04-15 13:36:43,021 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1047 DAG size of output: 911 [2021-04-15 13:36:43,311 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 2296 DAG size of output: 1992 [2021-04-15 13:36:43,931 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 3518 DAG size of output: 3102 [2021-04-15 13:36:44,056 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 1001 [2021-04-15 13:36:45,583 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 727 [2021-04-15 13:36:47,501 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 837 [2021-04-15 13:36:47,623 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1074 DAG size of output: 877 [2021-04-15 13:36:47,825 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1527 DAG size of output: 1332 [2021-04-15 13:36:50,087 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 753 DAG size of output: 669 [2021-04-15 13:36:50,224 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1064 DAG size of output: 954 [2021-04-15 13:36:50,378 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 995 [2021-04-15 13:36:52,211 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 997 DAG size of output: 912 [2021-04-15 13:36:52,367 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1039 DAG size of output: 952 [2021-04-15 13:36:52,670 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 1819 DAG size of output: 1661 [2021-04-15 13:36:53,204 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 2934 DAG size of output: 2645 [2021-04-15 13:36:54,380 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 5295 DAG size of output: 4748 [2021-04-15 13:36:55,604 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 5405 DAG size of output: 4840 [2021-04-15 13:36:57,012 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 5952 DAG size of output: 5364 [2021-04-15 13:37:00,556 WARN L205 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 11888 DAG size of output: 11100 [2021-04-15 13:37:00,715 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 1022 [2021-04-15 13:37:00,823 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 997 DAG size of output: 997 [2021-04-15 13:37:00,955 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 765 [2021-04-15 13:37:03,469 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 986 DAG size of output: 935 [2021-04-15 13:37:04,546 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1387 DAG size of output: 1335 [2021-04-15 13:37:07,180 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1076 DAG size of output: 946 [2021-04-15 13:37:07,407 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1497 DAG size of output: 1366 [2021-04-15 13:37:07,901 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 2301 DAG size of output: 2181 [2021-04-15 13:37:08,412 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 2473 DAG size of output: 2346 [2021-04-15 13:37:08,990 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 2782 DAG size of output: 2632 [2021-04-15 13:37:11,045 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1087 DAG size of output: 1063 [2021-04-15 13:37:13,084 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1100 DAG size of output: 1067 [2021-04-15 13:37:13,413 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 1618 DAG size of output: 1540 [2021-04-15 13:37:13,798 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 1744 DAG size of output: 1660 [2021-04-15 13:37:14,366 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 1898 DAG size of output: 1800 [2021-04-15 13:37:15,386 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 4072 DAG size of output: 3937 [2021-04-15 13:37:15,534 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 782 [2021-04-15 13:37:15,662 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 746 [2021-04-15 13:37:15,782 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 818 [2021-04-15 13:37:15,912 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 656 DAG size of output: 883 [2021-04-15 13:37:18,643 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1247 DAG size of output: 1162 [2021-04-15 13:37:21,178 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1415 DAG size of output: 1195 [2021-04-15 13:37:21,496 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 2251 DAG size of output: 1889 [2021-04-15 13:37:21,629 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 656 DAG size of output: 809 [2021-04-15 13:37:24,280 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1304 DAG size of output: 1076 [2021-04-15 13:37:27,096 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1402 DAG size of output: 1145 [2021-04-15 13:37:27,419 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 2243 DAG size of output: 1776 [2021-04-15 13:37:28,099 WARN L205 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 3801 DAG size of output: 2914 [2021-04-15 13:37:28,873 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 4112 DAG size of output: 3212 [2021-04-15 13:37:30,689 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 7411 DAG size of output: 6214 [2021-04-15 13:37:33,841 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 874 [2021-04-15 13:37:34,045 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1570 DAG size of output: 1364 [2021-04-15 13:37:35,535 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 945 [2021-04-15 13:37:36,574 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1350 DAG size of output: 1228 [2021-04-15 13:37:36,896 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1374 DAG size of output: 1234 [2021-04-15 13:37:37,284 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 2328 DAG size of output: 2060 [2021-04-15 13:37:39,026 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 791 DAG size of output: 789 [2021-04-15 13:37:40,711 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1255 DAG size of output: 1212 [2021-04-15 13:37:41,378 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 3295 DAG size of output: 3017 [2021-04-15 13:37:42,754 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 3717 DAG size of output: 3420 [2021-04-15 13:37:44,407 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 965 DAG size of output: 938 [2021-04-15 13:37:46,026 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 974 DAG size of output: 943 [2021-04-15 13:37:46,276 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 1451 DAG size of output: 1387 [2021-04-15 13:37:46,545 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 1576 DAG size of output: 1506 [2021-04-15 13:37:48,402 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1127 DAG size of output: 835 [2021-04-15 13:37:49,603 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1476 DAG size of output: 1096 [2021-04-15 13:37:50,057 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 2750 DAG size of output: 2256 [2021-04-15 13:37:50,853 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 2954 DAG size of output: 2447 [2021-04-15 13:37:52,170 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 5856 DAG size of output: 5269 [2021-04-15 13:37:55,515 WARN L205 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 12086 DAG size of output: 10578 [2021-04-15 13:37:59,160 WARN L205 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 12230 DAG size of output: 10682 [2021-04-15 13:38:06,377 WARN L205 SmtUtils]: Spent 7.14 s on a formula simplification. DAG size of input: 20831 DAG size of output: 18375 [2021-04-15 13:38:14,035 WARN L205 SmtUtils]: Spent 7.54 s on a formula simplification. DAG size of input: 21491 DAG size of output: 18850 [2021-04-15 13:38:21,957 WARN L205 SmtUtils]: Spent 7.80 s on a formula simplification. DAG size of input: 21502 DAG size of output: 18863 [2021-04-15 13:38:22,237 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 868 DAG size of output: 1231 [2021-04-15 13:38:22,448 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 960 [2021-04-15 13:38:22,637 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 860 DAG size of output: 1089 [2021-04-15 13:38:22,808 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 805 DAG size of output: 971 [2021-04-15 13:38:22,970 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 799 DAG size of output: 980 [2021-04-15 13:38:23,148 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 766 DAG size of output: 946 [2021-04-15 13:38:25,556 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 817 [2021-04-15 13:38:25,744 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1119 DAG size of output: 1168 [2021-04-15 13:38:25,938 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1148 DAG size of output: 1199 [2021-04-15 13:38:26,125 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 1205 [2021-04-15 13:38:26,384 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 699 [2021-04-15 13:38:26,507 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 790 [2021-04-15 13:38:26,629 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 648 DAG size of output: 703 [2021-04-15 13:38:27,743 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 884 DAG size of output: 953 [2021-04-15 13:38:27,882 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 1127 [2021-04-15 13:38:28,077 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1352 [2021-04-15 13:38:28,311 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1354 DAG size of output: 1385 [2021-04-15 13:38:28,527 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1361 DAG size of output: 1392 [2021-04-15 13:38:28,948 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 2005 DAG size of output: 2100 [2021-04-15 13:38:30,487 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 925 DAG size of output: 885 [2021-04-15 13:38:31,648 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 979 [2021-04-15 13:38:31,894 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1340 DAG size of output: 1381 [2021-04-15 13:38:33,787 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1106 DAG size of output: 995 [2021-04-15 13:38:34,208 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 2122 DAG size of output: 2111 [2021-04-15 13:38:34,632 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 2165 DAG size of output: 2157 [2021-04-15 13:38:35,092 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 2173 DAG size of output: 2164 [2021-04-15 13:38:35,983 WARN L205 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 3258 DAG size of output: 3353 [2021-04-15 13:38:37,013 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 3638 DAG size of output: 3713 [2021-04-15 13:38:37,218 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 1083 [2021-04-15 13:38:37,403 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 847 DAG size of output: 1044 [2021-04-15 13:38:41,616 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1047 DAG size of output: 1122 [2021-04-15 13:38:41,881 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 1535 DAG size of output: 1611 [2021-04-15 13:38:42,175 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1569 DAG size of output: 1640 [2021-04-15 13:38:42,465 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 1576 DAG size of output: 1647 [2021-04-15 13:38:42,638 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 810 DAG size of output: 993 [2021-04-15 13:38:44,743 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 1183 [2021-04-15 13:38:44,906 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1163 DAG size of output: 1212 [2021-04-15 13:38:45,062 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1170 DAG size of output: 1218 [2021-04-15 13:38:47,053 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1125 DAG size of output: 1102 [2021-04-15 13:38:47,199 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1154 DAG size of output: 1131 [2021-04-15 13:38:47,353 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 1137 [2021-04-15 13:38:47,666 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 1790 DAG size of output: 1788 [2021-04-15 13:38:48,292 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 2651 DAG size of output: 2638 [2021-04-15 13:38:49,045 WARN L205 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 3082 DAG size of output: 3023 [2021-04-15 13:38:50,854 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 5692 DAG size of output: 5575 [2021-04-15 13:38:51,044 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 822 DAG size of output: 1000 [2021-04-15 13:38:51,223 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 815 DAG size of output: 1045 [2021-04-15 13:38:51,396 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 960 [2021-04-15 13:38:51,574 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 807 DAG size of output: 992 [2021-04-15 13:38:51,708 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 791 DAG size of output: 933 [2021-04-15 13:38:51,952 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 771 DAG size of output: 782 [2021-04-15 13:38:53,414 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1038 DAG size of output: 1151 [2021-04-15 13:38:53,554 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1048 DAG size of output: 1160 [2021-04-15 13:38:53,725 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1202 DAG size of output: 1288 [2021-04-15 13:38:55,708 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1168 DAG size of output: 1123 [2021-04-15 13:38:55,855 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1192 DAG size of output: 1146 [2021-04-15 13:38:56,007 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1199 DAG size of output: 1152 [2021-04-15 13:38:56,330 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 1802 DAG size of output: 1795 [2021-04-15 13:38:56,588 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 759 DAG size of output: 938 [2021-04-15 13:38:58,362 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1082 DAG size of output: 1119 [2021-04-15 13:38:58,500 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 1142 [2021-04-15 13:38:58,703 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 858 [2021-04-15 13:39:00,324 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 1007 [2021-04-15 13:39:00,489 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1025 DAG size of output: 1136 [2021-04-15 13:39:00,635 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 1159 [2021-04-15 13:39:00,940 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 1568 DAG size of output: 1684 [2021-04-15 13:39:01,262 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 1576 DAG size of output: 1691 [2021-04-15 13:39:01,911 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 2401 DAG size of output: 2471 [2021-04-15 13:39:02,688 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 2805 DAG size of output: 2828 [2021-04-15 13:39:02,873 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 766 DAG size of output: 932 [2021-04-15 13:39:03,027 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 760 DAG size of output: 895 [2021-04-15 13:39:05,121 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1138 DAG size of output: 1045 [2021-04-15 13:39:06,467 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 888 DAG size of output: 996 [2021-04-15 13:39:07,500 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 893 [2021-04-15 13:39:07,740 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1316 DAG size of output: 1371 [2021-04-15 13:39:08,175 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 2205 DAG size of output: 2196 [2021-04-15 13:39:08,609 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 2238 DAG size of output: 2229 [2021-04-15 13:39:09,042 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 2245 DAG size of output: 2236 [2021-04-15 13:39:09,282 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 712 DAG size of output: 873 [2021-04-15 13:39:11,304 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 800 DAG size of output: 869 [2021-04-15 13:39:11,498 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 1317 [2021-04-15 13:39:11,728 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1265 DAG size of output: 1344 [2021-04-15 13:39:11,856 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 656 DAG size of output: 703 [2021-04-15 13:39:13,631 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 1018 [2021-04-15 13:39:13,763 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 969 DAG size of output: 1041 [2021-04-15 13:39:13,952 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1229 DAG size of output: 1273 [2021-04-15 13:39:14,372 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 1901 DAG size of output: 2025 [2021-04-15 13:39:14,796 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 1909 DAG size of output: 2032 [2021-04-15 13:39:15,700 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 3062 DAG size of output: 3207 [2021-04-15 13:39:16,709 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 3413 DAG size of output: 3540 [2021-04-15 13:39:18,557 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 5146 DAG size of output: 5052 [2021-04-15 13:39:22,328 WARN L205 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 8257 DAG size of output: 7960 [2021-04-15 13:39:26,335 WARN L205 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 8757 DAG size of output: 8364 [2021-04-15 13:39:38,478 WARN L205 SmtUtils]: Spent 12.06 s on a formula simplification. DAG size of input: 29427 DAG size of output: 26233 [2021-04-15 13:39:39,019 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 1549 DAG size of output: 2293 [2021-04-15 13:39:39,410 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 1541 DAG size of output: 1652 [2021-04-15 13:39:39,609 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1535 DAG size of output: 1535 [2021-04-15 13:39:39,950 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 789 DAG size of output: 806 [2021-04-15 13:39:40,102 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 787 DAG size of output: 963 [2021-04-15 13:39:40,240 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 733 DAG size of output: 894 [2021-04-15 13:39:40,376 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 861 [2021-04-15 13:39:42,438 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1320 DAG size of output: 1204 [2021-04-15 13:39:43,750 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1038 DAG size of output: 970 [2021-04-15 13:39:44,993 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 944 [2021-04-15 13:39:45,234 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1517 DAG size of output: 1467 [2021-04-15 13:39:45,659 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 2456 DAG size of output: 2393 [2021-04-15 13:39:45,796 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 850 [2021-04-15 13:39:48,028 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 925 DAG size of output: 953 [2021-04-15 13:39:48,268 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 1404 DAG size of output: 1438 [2021-04-15 13:39:48,410 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 722 [2021-04-15 13:39:50,096 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1000 DAG size of output: 1119 [2021-04-15 13:39:50,293 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1245 DAG size of output: 1322 [2021-04-15 13:39:50,720 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 1976 DAG size of output: 2049 [2021-04-15 13:39:51,564 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 3200 DAG size of output: 3249 [2021-04-15 13:39:52,516 WARN L205 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 3544 DAG size of output: 3576 [2021-04-15 13:39:52,685 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 780 DAG size of output: 1005 [2021-04-15 13:39:52,837 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 776 DAG size of output: 924 [2021-04-15 13:39:53,001 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 915 [2021-04-15 13:39:54,863 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 992 DAG size of output: 1150 [2021-04-15 13:39:56,690 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1098 DAG size of output: 1114 [2021-04-15 13:39:56,962 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 1553 DAG size of output: 1660 [2021-04-15 13:39:57,140 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 955 [2021-04-15 13:39:59,106 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 1155 [2021-04-15 13:40:01,094 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1116 DAG size of output: 1194 [2021-04-15 13:40:01,375 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 1857 DAG size of output: 1828 [2021-04-15 13:40:01,970 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 2497 DAG size of output: 2550 [2021-04-15 13:40:02,681 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 2893 DAG size of output: 2900 [2021-04-15 13:40:04,393 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 5389 DAG size of output: 5244 [2021-04-15 13:40:04,581 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 962 [2021-04-15 13:40:06,728 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 864 [2021-04-15 13:40:06,893 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 1005 [2021-04-15 13:40:07,067 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1249 DAG size of output: 1202 [2021-04-15 13:40:08,560 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 842 DAG size of output: 809 [2021-04-15 13:40:08,845 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 1688 DAG size of output: 1665 [2021-04-15 13:40:10,879 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 965 DAG size of output: 934 [2021-04-15 13:40:11,046 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1051 DAG size of output: 1015 [2021-04-15 13:40:11,998 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1336 DAG size of output: 1333 [2021-04-15 13:40:12,521 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 1558 DAG size of output: 1530 [2021-04-15 13:40:14,217 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 789 [2021-04-15 13:40:14,352 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 823 DAG size of output: 891 [2021-04-15 13:40:14,778 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 1928 DAG size of output: 2058 [2021-04-15 13:40:15,555 WARN L205 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 2982 DAG size of output: 3193 [2021-04-15 13:40:15,750 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 779 DAG size of output: 1004 [2021-04-15 13:40:15,909 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 775 DAG size of output: 923 [2021-04-15 13:40:17,392 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 822 DAG size of output: 813 [2021-04-15 13:40:19,632 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 1207 [2021-04-15 13:40:19,940 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 1606 DAG size of output: 1783 [2021-04-15 13:40:23,825 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 1196 [2021-04-15 13:40:24,090 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1735 DAG size of output: 1731 [2021-04-15 13:40:24,661 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 2503 DAG size of output: 2626 [2021-04-15 13:40:25,349 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 2898 DAG size of output: 2976 [2021-04-15 13:40:26,831 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 5030 DAG size of output: 5259 [2021-04-15 13:40:30,098 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 8166 DAG size of output: 8251 [2021-04-15 13:40:33,670 WARN L205 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 8259 DAG size of output: 8312 [2021-04-15 13:40:37,232 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 8267 DAG size of output: 8322 [2021-04-15 13:40:37,474 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 984 DAG size of output: 1086 [2021-04-15 13:40:37,690 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 1211 [2021-04-15 13:40:37,812 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 975 [2021-04-15 13:40:40,493 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1194 DAG size of output: 990 [2021-04-15 13:40:40,653 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1333 DAG size of output: 1077 [2021-04-15 13:40:40,820 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 1152 [2021-04-15 13:40:44,945 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1486 DAG size of output: 1248 [2021-04-15 13:40:45,152 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1598 DAG size of output: 1358 [2021-04-15 13:40:45,467 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 1961 DAG size of output: 1633 [2021-04-15 13:40:45,820 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 2140 DAG size of output: 1790 [2021-04-15 13:40:46,335 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 3075 DAG size of output: 2506 [2021-04-15 13:40:48,086 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 856 DAG size of output: 795 [2021-04-15 13:40:48,200 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 879 [2021-04-15 13:40:49,903 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 943 DAG size of output: 890 [2021-04-15 13:40:50,128 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1436 DAG size of output: 1307 [2021-04-15 13:40:50,382 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1549 DAG size of output: 1402 [2021-04-15 13:40:52,928 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1167 DAG size of output: 1033 [2021-04-15 13:40:55,327 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1212 DAG size of output: 1094 [2021-04-15 13:40:55,634 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 2011 DAG size of output: 1743 [2021-04-15 13:40:56,013 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 2169 DAG size of output: 1894 [2021-04-15 13:40:56,395 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 2351 DAG size of output: 2052 [2021-04-15 13:40:57,061 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 3415 DAG size of output: 3039 [2021-04-15 13:40:58,377 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 5785 DAG size of output: 5024 [2021-04-15 13:40:59,692 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 5907 DAG size of output: 5136 [2021-04-15 13:41:01,057 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 5916 DAG size of output: 5143 [2021-04-15 13:41:01,272 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 1093 [2021-04-15 13:41:01,466 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 1110 [2021-04-15 13:41:01,659 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 1085 [2021-04-15 13:41:01,835 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 826 DAG size of output: 1166 [2021-04-15 13:41:03,742 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1012 DAG size of output: 1004 [2021-04-15 13:41:05,201 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1537 DAG size of output: 1549 [2021-04-15 13:41:05,464 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1571 DAG size of output: 1581 [2021-04-15 13:41:05,733 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 1587 [2021-04-15 13:41:05,860 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 828 [2021-04-15 13:41:07,494 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1159 DAG size of output: 1044 [2021-04-15 13:41:07,936 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 2471 DAG size of output: 2381 [2021-04-15 13:41:10,268 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1138 DAG size of output: 1150 [2021-04-15 13:41:11,657 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 925 DAG size of output: 889 [2021-04-15 13:41:12,813 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1375 DAG size of output: 1332 [2021-04-15 13:41:13,190 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 2170 DAG size of output: 2200 [2021-04-15 13:41:13,596 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 2240 DAG size of output: 2253 [2021-04-15 13:41:13,999 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 2248 DAG size of output: 2260 [2021-04-15 13:41:14,853 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 3775 DAG size of output: 3727 [2021-04-15 13:41:15,064 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 1050 [2021-04-15 13:41:15,231 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 1179 [2021-04-15 13:41:15,477 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 794 [2021-04-15 13:41:16,889 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1082 [2021-04-15 13:41:17,051 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1263 DAG size of output: 1138 [2021-04-15 13:41:17,214 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1270 DAG size of output: 1143 [2021-04-15 13:41:17,404 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 828 DAG size of output: 1118 [2021-04-15 13:41:17,534 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 823 DAG size of output: 982 [2021-04-15 13:41:19,669 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1141 [2021-04-15 13:41:19,809 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1167 [2021-04-15 13:41:19,975 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1235 DAG size of output: 1176 [2021-04-15 13:41:20,161 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1428 DAG size of output: 1337 [2021-04-15 13:41:20,424 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1771 DAG size of output: 1663 [2021-04-15 13:41:20,875 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 2767 DAG size of output: 2554 [2021-04-15 13:41:21,051 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 1190 [2021-04-15 13:41:22,819 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1058 DAG size of output: 1016 [2021-04-15 13:41:22,988 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 1063 [2021-04-15 13:41:23,132 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 1067 [2021-04-15 13:41:23,338 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 1129 [2021-04-15 13:41:23,633 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 812 DAG size of output: 949 [2021-04-15 13:41:23,794 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 973 [2021-04-15 13:41:25,263 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1139 DAG size of output: 1117 [2021-04-15 13:41:25,431 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1258 [2021-04-15 13:41:25,631 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1317 DAG size of output: 1286 [2021-04-15 13:41:25,818 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1324 DAG size of output: 1293 [2021-04-15 13:41:26,091 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 1649 DAG size of output: 1621 [2021-04-15 13:41:26,527 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 2526 DAG size of output: 2442 [2021-04-15 13:41:27,415 WARN L205 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 4126 DAG size of output: 3887 [2021-04-15 13:41:29,228 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 6314 DAG size of output: 6213 [2021-04-15 13:41:31,232 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 6783 DAG size of output: 6661 [2021-04-15 13:41:34,740 WARN L205 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 11492 DAG size of output: 10302 [2021-04-15 13:41:35,265 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 1084 [2021-04-15 13:41:35,439 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 1014 [2021-04-15 13:41:38,031 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 1002 [2021-04-15 13:41:38,246 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 1424 DAG size of output: 1339 [2021-04-15 13:41:39,921 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 1073 [2021-04-15 13:41:40,254 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 2038 DAG size of output: 1976 [2021-04-15 13:41:42,315 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1202 [2021-04-15 13:41:42,914 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1606 DAG size of output: 1511 Received shutdown request... [2021-04-15 13:41:44,395 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1630 [2021-04-15 13:41:44,395 WARN L545 AbstractCegarLoop]: Verification canceled [2021-04-15 13:41:44,401 WARN L224 ceAbstractionStarter]: Timeout [2021-04-15 13:41:44,401 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.04 01:41:44 BasicIcfg [2021-04-15 13:41:44,401 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-15 13:41:44,401 INFO L168 Benchmark]: Toolchain (without parser) took 861031.53 ms. Allocated memory was 255.9 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 236.5 MB in the beginning and 852.3 MB in the end (delta: -615.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. [2021-04-15 13:41:44,401 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-15 13:41:44,401 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.24 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-15 13:41:44,402 INFO L168 Benchmark]: Boogie Preprocessor took 10.79 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 234.0 MB in the end (delta: 856.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-15 13:41:44,402 INFO L168 Benchmark]: RCFGBuilder took 307.71 ms. Allocated memory is still 255.9 MB. Free memory was 233.9 MB in the beginning and 232.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.0 GB. [2021-04-15 13:41:44,402 INFO L168 Benchmark]: TraceAbstraction took 860689.15 ms. Allocated memory was 255.9 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 232.8 MB in the beginning and 852.3 MB in the end (delta: -619.5 MB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. [2021-04-15 13:41:44,402 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.24 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.79 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 234.0 MB in the end (delta: 856.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 307.71 ms. Allocated memory is still 255.9 MB. Free memory was 233.9 MB in the beginning and 232.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 860689.15 ms. Allocated memory was 255.9 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 232.8 MB in the beginning and 852.3 MB in the end (delta: -619.5 MB). Peak memory consumption was 1.4 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: 627, positive: 418, positive conditional: 418, positive unconditional: 0, negative: 209, negative conditional: 209, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 418, positive: 418, positive conditional: 0, positive unconditional: 418, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , 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: 418, positive: 414, positive conditional: 0, positive unconditional: 414, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 209 - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 59). Cancelled while PartialOrderCegarLoop was analyzing trace of length 28 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 860622.9ms, OverallIterations: 19, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.4ms, PartialOrderReductionTime: 3115.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 234, 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: 77.8ms SsaConstructionTime, 339.9ms SatisfiabilityAnalysisTime, 11485.7ms InterpolantComputationTime, 621 NumberOfCodeBlocks, 621 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 586 ConstructedInterpolants, 0 QuantifiedInterpolants, 3196 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1207 ConjunctsInSsa, 278 ConjunctsInUnsatCore, 35 InterpolantComputations, 1 PerfectInterpolantSequences, 205/1392 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