/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 01:39:18,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 01:39:18,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 01:39:18,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 01:39:18,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 01:39:18,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 01:39:18,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 01:39:18,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 01:39:18,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 01:39:18,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 01:39:18,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 01:39:18,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 01:39:18,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 01:39:18,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 01:39:18,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 01:39:18,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 01:39:18,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 01:39:18,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 01:39:18,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 01:39:18,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 01:39:18,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 01:39:18,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 01:39:18,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 01:39:18,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 01:39:18,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-10 01:39:18,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 01:39:18,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 01:39:18,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 01:39:18,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 01:39:18,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-10 01:39:18,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 01:39:18,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 01:39:18,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 01:39:18,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 01:39:18,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 01:39:18,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 01:39:18,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 01:39:18,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 01:39:18,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 01:39:18,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 01:39:18,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 01:39:18,469 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-07-10 01:39:18,503 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 01:39:18,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 01:39:18,503 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 01:39:18,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 01:39:18,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 01:39:18,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 01:39:18,506 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 01:39:18,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 01:39:18,506 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 01:39:18,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 01:39:18,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 01:39:18,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 01:39:18,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 01:39:18,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 01:39:18,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 01:39:18,507 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 01:39:18,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 01:39:18,508 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 01:39:18,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 01:39:18,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 01:39:18,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 01:39:18,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 01:39:18,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 01:39:18,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 01:39:18,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 01:39:18,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 01:39:18,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 01:39:18,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 01:39:18,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 01:39:18,509 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 01:39:18,510 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 01:39:18,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 01:39:18,510 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 01:39:18,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 01:39:18,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 01:39:18,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 01:39:18,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 01:39:18,794 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 01:39:18,795 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 01:39:18,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl [2021-07-10 01:39:18,795 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl' [2021-07-10 01:39:18,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 01:39:18,817 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 01:39:18,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 01:39:18,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 01:39:18,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 01:39:18,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 01:39:18,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 01:39:18,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 01:39:18,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 01:39:18,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... [2021-07-10 01:39:18,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 01:39:18,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 01:39:18,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 01:39:18,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 01:39:18,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 01:39:18,919 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 01:39:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 01:39:18,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 01:39:18,919 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 01:39:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 01:39:18,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 01:39:18,920 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 01:39:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 01:39:18,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 01:39:18,921 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 01:39:19,061 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 01:39:19,061 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 01:39:19,062 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:39:19 BoogieIcfgContainer [2021-07-10 01:39:19,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 01:39:19,063 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 01:39:19,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 01:39:19,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 01:39:19,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:39:18" (1/2) ... [2021-07-10 01:39:19,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2310c969 and model type misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:39:19, skipping insertion in model container [2021-07-10 01:39:19,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:39:19" (2/2) ... [2021-07-10 01:39:19,067 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-1.wvr.bpl [2021-07-10 01:39:19,070 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 01:39:19,070 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 01:39:19,070 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 01:39:19,071 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 01:39:19,118 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 01:39:19,133 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-07-10 01:39:19,170 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 01:39:19,171 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 01:39:19,171 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 01:39:19,171 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 01:39:19,171 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 01:39:19,171 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 01:39:19,171 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 01:39:19,171 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 01:39:19,229 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:39:19,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:39:19,235 INFO L82 PathProgramCache]: Analyzing trace with hash -725077200, now seen corresponding path program 1 times [2021-07-10 01:39:19,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:39:19,241 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822603587] [2021-07-10 01:39:19,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:39:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:19,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:19,491 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:39:19,491 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822603587] [2021-07-10 01:39:19,492 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822603587] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 01:39:19,492 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 01:39:19,492 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-10 01:39:19,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263059410] [2021-07-10 01:39:19,495 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 01:39:19,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:39:19,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 01:39:19,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-10 01:39:19,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:19,508 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:39:19,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 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) [2021-07-10 01:39:19,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:19,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:19,626 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 01:39:19,626 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:39:19,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:39:19,630 INFO L82 PathProgramCache]: Analyzing trace with hash 18255981, now seen corresponding path program 1 times [2021-07-10 01:39:19,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:39:19,630 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913766321] [2021-07-10 01:39:19,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:39:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:19,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:39:19,701 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:39:19,701 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913766321] [2021-07-10 01:39:19,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913766321] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:19,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388895957] [2021-07-10 01:39:19,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:19,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 01:39:19,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:39:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:19,827 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388895957] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:19,827 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:39:19,827 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-07-10 01:39:19,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055170398] [2021-07-10 01:39:19,828 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 01:39:19,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:39:19,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 01:39:19,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-07-10 01:39:19,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:19,829 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:39:19,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 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) [2021-07-10 01:39:19,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:19,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:19,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:19,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:20,125 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:20,126 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:39:20,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:39:20,126 INFO L82 PathProgramCache]: Analyzing trace with hash 2008734832, now seen corresponding path program 1 times [2021-07-10 01:39:20,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:39:20,126 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881447636] [2021-07-10 01:39:20,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:39:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:20,523 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:20,523 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:39:20,523 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881447636] [2021-07-10 01:39:20,523 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881447636] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:20,523 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406053416] [2021-07-10 01:39:20,523 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 [2021-07-10 01:39:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:20,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-10 01:39:20,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:39:20,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-07-10 01:39:20,803 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:39:20,808 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:39:20,809 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:39:20,809 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:10 [2021-07-10 01:39:20,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:20,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406053416] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:20,848 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:39:20,848 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10] total 19 [2021-07-10 01:39:20,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463711297] [2021-07-10 01:39:20,849 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-10 01:39:20,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:39:20,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-10 01:39:20,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2021-07-10 01:39:20,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:20,853 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:39:20,853 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.3) internal successors, (46), 19 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:39:20,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:20,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:20,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:39:21,633 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:21,633 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:39:21,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:39:21,634 INFO L82 PathProgramCache]: Analyzing trace with hash -401944231, now seen corresponding path program 1 times [2021-07-10 01:39:21,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:39:21,634 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222313479] [2021-07-10 01:39:21,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:39:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:21,698 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:21,698 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:39:21,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222313479] [2021-07-10 01:39:21,698 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222313479] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:21,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919338638] [2021-07-10 01:39:21,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:21,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 01:39:21,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:39:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:21,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919338638] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:21,805 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:39:21,805 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-07-10 01:39:21,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421151934] [2021-07-10 01:39:21,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 01:39:21,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:39:21,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 01:39:21,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-07-10 01:39:21,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:21,806 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:39:21,806 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 9 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:39:21,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:21,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:21,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:39:21,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:21,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:21,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:21,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:39:21,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:39:22,163 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:22,165 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:39:22,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:39:22,166 INFO L82 PathProgramCache]: Analyzing trace with hash -287542864, now seen corresponding path program 2 times [2021-07-10 01:39:22,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:39:22,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732330131] [2021-07-10 01:39:22,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:39:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:22,957 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:22,957 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:39:22,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732330131] [2021-07-10 01:39:22,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732330131] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:22,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167653563] [2021-07-10 01:39:22,957 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:22,994 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:39:22,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:39:22,996 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 45 conjunts are in the unsatisfiable core [2021-07-10 01:39:22,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:39:23,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2021-07-10 01:39:23,537 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:39:23,540 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:39:23,541 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:39:23,541 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:10 [2021-07-10 01:39:23,574 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:23,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167653563] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:23,574 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:39:23,574 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 18] total 35 [2021-07-10 01:39:23,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528720180] [2021-07-10 01:39:23,575 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-10 01:39:23,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:39:23,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-10 01:39:23,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1068, Unknown=0, NotChecked=0, Total=1260 [2021-07-10 01:39:23,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:23,576 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:39:23,576 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.1666666666666665) internal successors, (78), 35 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:39:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:39:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:39:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:26,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:26,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:39:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:39:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 01:39:26,239 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:26,240 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:39:26,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:39:26,240 INFO L82 PathProgramCache]: Analyzing trace with hash -54895035, now seen corresponding path program 2 times [2021-07-10 01:39:26,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:39:26,242 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830463112] [2021-07-10 01:39:26,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:39:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 110 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:26,383 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:39:26,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830463112] [2021-07-10 01:39:26,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830463112] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:26,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154535235] [2021-07-10 01:39:26,384 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:26,418 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:39:26,419 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:39:26,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 01:39:26,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:39:26,555 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 139 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:26,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154535235] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:26,556 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:39:26,556 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-07-10 01:39:26,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108639973] [2021-07-10 01:39:26,557 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 01:39:26,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:39:26,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 01:39:26,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-07-10 01:39:26,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:26,558 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:39:26,558 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.5) internal successors, (81), 17 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:39:26,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:26,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:26,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:39:26,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:39:26,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 01:39:26,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:39:26,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:39:26,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 01:39:26,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:39:26,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 01:39:26,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 01:39:26,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 01:39:27,095 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:27,096 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:39:27,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:39:27,099 INFO L82 PathProgramCache]: Analyzing trace with hash -365774480, now seen corresponding path program 3 times [2021-07-10 01:39:27,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:39:27,099 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952420311] [2021-07-10 01:39:27,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:39:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:39:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 91 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:39:29,502 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:39:29,502 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952420311] [2021-07-10 01:39:29,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952420311] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:39:29,502 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968163201] [2021-07-10 01:39:29,502 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:39:29,572 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-07-10 01:39:29,573 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:39:29,574 WARN L261 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 95 conjunts are in the unsatisfiable core [2021-07-10 01:39:29,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:39:33,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 01:39:33,872 INFO L244 Elim1Store]: Index analysis took 104 ms [2021-07-10 01:39:34,496 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2021-07-10 01:39:34,497 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:39:34,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 66 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 70 case distinctions, treesize of input 136 treesize of output 768 [2021-07-10 01:39:34,829 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1102 DAG size of output: 685 [2021-07-10 01:39:35,096 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 720 [2021-07-10 01:39:39,221 WARN L205 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 5436 DAG size of output: 3424 [2021-07-10 01:39:44,585 WARN L205 SmtUtils]: Spent 5.18 s on a formula simplification. DAG size of input: 5467 DAG size of output: 3455 [2021-07-10 01:39:49,070 WARN L205 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 3226 DAG size of output: 3224 [2021-07-10 01:39:49,689 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 683 [2021-07-10 01:39:50,277 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 678 [2021-07-10 01:39:50,880 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 697 [2021-07-10 01:39:51,448 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 695 [2021-07-10 01:39:51,672 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 633 [2021-07-10 01:39:51,854 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 572 [2021-07-10 01:39:52,005 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-10 01:39:52,158 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2021-07-10 01:39:52,485 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 373 [2021-07-10 01:39:53,142 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 494 [2021-07-10 01:39:53,359 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 535 [2021-07-10 01:39:53,618 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 571 [2021-07-10 01:39:53,931 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 623 [2021-07-10 01:39:54,311 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 671 [2021-07-10 01:39:54,777 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 699 [2021-07-10 01:39:55,331 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 824 DAG size of output: 769 [2021-07-10 01:39:56,235 WARN L205 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 847 [2021-07-10 01:39:57,562 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 959 DAG size of output: 903 [2021-07-10 01:39:59,378 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 1009 DAG size of output: 952 [2021-07-10 01:40:01,766 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 1060 DAG size of output: 1003 [2021-07-10 01:40:09,949 WARN L205 SmtUtils]: Spent 8.16 s on a formula simplification. DAG size of input: 2953 DAG size of output: 3101 [2021-07-10 01:40:18,061 WARN L205 SmtUtils]: Spent 8.08 s on a formula simplification. DAG size of input: 2949 DAG size of output: 3049 [2021-07-10 01:40:21,659 WARN L205 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 2943 DAG size of output: 2943 [2021-07-10 01:40:22,269 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 702 [2021-07-10 01:40:22,501 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 658 DAG size of output: 658 [2021-07-10 01:40:22,950 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 625 [2021-07-10 01:40:23,406 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 608 [2021-07-10 01:40:23,598 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 600 [2021-07-10 01:40:24,168 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 492 [2021-07-10 01:40:24,418 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 542 [2021-07-10 01:40:24,672 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 603 [2021-07-10 01:40:24,889 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 655 [2021-07-10 01:40:25,049 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 559 [2021-07-10 01:40:25,173 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2021-07-10 01:40:25,998 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 530 [2021-07-10 01:40:26,152 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 574 [2021-07-10 01:40:26,345 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 622 [2021-07-10 01:40:26,585 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 711 DAG size of output: 654 [2021-07-10 01:40:27,066 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 988 [2021-07-10 01:40:27,843 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 1263 DAG size of output: 1072 [2021-07-10 01:40:29,015 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 1345 DAG size of output: 1151 [2021-07-10 01:40:30,375 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 1413 DAG size of output: 1213 [2021-07-10 01:40:32,213 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 1521 DAG size of output: 1318 [2021-07-10 01:40:35,166 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 2750 DAG size of output: 2750 [2021-07-10 01:40:37,517 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 2449 DAG size of output: 2449 [2021-07-10 01:40:38,021 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 637 [2021-07-10 01:40:38,485 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 597 [2021-07-10 01:40:38,671 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 576 [2021-07-10 01:40:38,829 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2021-07-10 01:40:38,964 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2021-07-10 01:40:39,801 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 460 [2021-07-10 01:40:39,957 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 501 [2021-07-10 01:40:40,170 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 545 [2021-07-10 01:40:40,416 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 593 [2021-07-10 01:40:40,723 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 684 [2021-07-10 01:40:41,102 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 773 DAG size of output: 729 [2021-07-10 01:40:41,557 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 815 DAG size of output: 763 [2021-07-10 01:40:42,113 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 872 DAG size of output: 814 [2021-07-10 01:40:42,946 WARN L205 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 875 [2021-07-10 01:40:44,148 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 1047 DAG size of output: 986 [2021-07-10 01:40:45,961 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 2139 DAG size of output: 2139 [2021-07-10 01:40:47,341 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 1936 DAG size of output: 1936 [2021-07-10 01:40:47,577 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 444 [2021-07-10 01:40:48,503 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 498 [2021-07-10 01:40:48,671 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 548 [2021-07-10 01:40:48,894 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 619 [2021-07-10 01:40:49,251 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 713 DAG size of output: 665 [2021-07-10 01:40:50,339 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1735 DAG size of output: 1735 [2021-07-10 01:40:51,136 WARN L205 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 1445 DAG size of output: 1445 [2021-07-10 01:40:51,382 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 441 [2021-07-10 01:40:51,627 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 422 [2021-07-10 01:40:52,441 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 441 [2021-07-10 01:40:52,597 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 497 [2021-07-10 01:40:52,776 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 538 [2021-07-10 01:40:53,005 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 582 [2021-07-10 01:40:53,384 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 646 [2021-07-10 01:40:53,945 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 704 [2021-07-10 01:40:55,093 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 1105 DAG size of output: 1135 [2021-07-10 01:40:55,578 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 1100 DAG size of output: 1100 [2021-07-10 01:40:56,171 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 400 [2021-07-10 01:40:56,910 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 410 [2021-07-10 01:40:57,053 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 454 [2021-07-10 01:40:57,231 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 479 [2021-07-10 01:40:57,467 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 527 [2021-07-10 01:40:57,728 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 718 DAG size of output: 718 [2021-07-10 01:40:58,349 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 404 [2021-07-10 01:40:58,520 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 578 [2021-07-10 01:40:59,459 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 516 [2021-07-10 01:40:59,683 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 623 [2021-07-10 01:41:00,299 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 294 [2021-07-10 01:41:00,741 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 830 DAG size of output: 778 [2021-07-10 01:41:01,443 WARN L205 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 1037 DAG size of output: 975 [2021-07-10 01:41:02,693 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1562 DAG size of output: 1479 [2021-07-10 01:41:04,731 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 1751 DAG size of output: 1668 [2021-07-10 01:41:04,914 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 294 [2021-07-10 01:41:05,679 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 434 [2021-07-10 01:41:05,933 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 485 [2021-07-10 01:41:06,248 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 513 [2021-07-10 01:41:09,704 WARN L205 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 2438 DAG size of output: 2310 [2021-07-10 01:41:09,846 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-10 01:41:10,212 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 421 [2021-07-10 01:41:10,907 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 572 [2021-07-10 01:41:11,089 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 597 [2021-07-10 01:41:11,388 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 675 DAG size of output: 641 [2021-07-10 01:41:11,765 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 721 DAG size of output: 685 [2021-07-10 01:41:12,223 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 758 [2021-07-10 01:41:12,810 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 804 [2021-07-10 01:41:17,511 WARN L205 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 2914 DAG size of output: 2769 [2021-07-10 01:41:23,407 WARN L205 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 3279 DAG size of output: 3103 [2021-07-10 01:41:23,758 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 519 [2021-07-10 01:41:24,055 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-07-10 01:41:24,181 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 479 [2021-07-10 01:41:24,727 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 472 [2021-07-10 01:41:25,518 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 501 [2021-07-10 01:41:25,689 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 548 [2021-07-10 01:41:25,907 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 587 [2021-07-10 01:41:26,290 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 788 [2021-07-10 01:41:26,763 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 944 DAG size of output: 821 [2021-07-10 01:41:27,449 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 1024 DAG size of output: 901 [2021-07-10 01:41:28,415 WARN L205 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 976 [2021-07-10 01:41:36,247 WARN L205 SmtUtils]: Spent 7.82 s on a formula simplification. DAG size of input: 3871 DAG size of output: 3614 [2021-07-10 01:41:46,662 WARN L205 SmtUtils]: Spent 10.39 s on a formula simplification. DAG size of input: 4463 DAG size of output: 4175 [2021-07-10 01:41:47,123 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 610 [2021-07-10 01:41:47,317 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-07-10 01:41:47,483 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 538 [2021-07-10 01:41:47,609 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 486 [2021-07-10 01:41:48,005 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 304 [2021-07-10 01:41:48,613 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 490 [2021-07-10 01:41:48,814 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 550 [2021-07-10 01:41:49,058 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 606 [2021-07-10 01:41:49,355 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 725 DAG size of output: 687 [2021-07-10 01:41:49,723 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 729 [2021-07-10 01:41:50,190 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 790 [2021-07-10 01:41:50,731 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 849 [2021-07-10 01:41:51,566 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 979 DAG size of output: 924 [2021-07-10 01:42:04,337 WARN L205 SmtUtils]: Spent 12.76 s on a formula simplification. DAG size of input: 4998 DAG size of output: 4686 [2021-07-10 01:42:21,032 WARN L205 SmtUtils]: Spent 16.67 s on a formula simplification. DAG size of input: 5729 DAG size of output: 5275 [2021-07-10 01:42:43,858 WARN L205 SmtUtils]: Spent 22.79 s on a formula simplification. DAG size of input: 6332 DAG size of output: 5875 [2021-07-10 01:43:13,628 WARN L205 SmtUtils]: Spent 29.73 s on a formula simplification. DAG size of input: 6750 DAG size of output: 6292 [2021-07-10 01:43:49,684 WARN L205 SmtUtils]: Spent 36.01 s on a formula simplification. DAG size of input: 7265 DAG size of output: 6771 [2021-07-10 01:44:25,567 WARN L205 SmtUtils]: Spent 35.84 s on a formula simplification. DAG size of input: 7265 DAG size of output: 6771 [2021-07-10 01:45:03,499 WARN L205 SmtUtils]: Spent 37.68 s on a formula simplification. DAG size of input: 7271 DAG size of output: 6777 [2021-07-10 01:46:23,429 WARN L205 SmtUtils]: Spent 1.33 m on a formula simplification. DAG size of input: 6552 DAG size of output: 7504 [2021-07-10 01:46:58,395 WARN L205 SmtUtils]: Spent 34.88 s on a formula simplification. DAG size of input: 6510 DAG size of output: 6488 [2021-07-10 01:47:27,079 WARN L205 SmtUtils]: Spent 28.63 s on a formula simplification. DAG size of input: 6052 DAG size of output: 6030 [2021-07-10 01:48:15,242 WARN L205 SmtUtils]: Spent 48.11 s on a formula simplification. DAG size of input: 5640 DAG size of output: 6141 [2021-07-10 01:48:35,168 WARN L205 SmtUtils]: Spent 19.84 s on a formula simplification. DAG size of input: 5633 DAG size of output: 5611 [2021-07-10 01:48:38,702 WARN L205 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 2769 DAG size of output: 2769 [2021-07-10 01:48:44,914 WARN L205 SmtUtils]: Spent 6.19 s on a formula simplification. DAG size of input: 2602 DAG size of output: 2754 [2021-07-10 01:48:47,669 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 2597 DAG size of output: 2597 [2021-07-10 01:48:47,851 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 553 [2021-07-10 01:48:48,518 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 522 [2021-07-10 01:48:48,667 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 499 [2021-07-10 01:48:49,041 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 449 [2021-07-10 01:48:50,238 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 728 DAG size of output: 613 [2021-07-10 01:48:50,448 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 729 [2021-07-10 01:48:50,676 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 879 [2021-07-10 01:48:51,078 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 1177 DAG size of output: 993 [2021-07-10 01:48:51,490 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 1327 DAG size of output: 1117 [2021-07-10 01:48:52,013 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 1422 DAG size of output: 1200 [2021-07-10 01:48:52,693 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 1673 DAG size of output: 1388 [2021-07-10 01:48:53,649 WARN L205 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 1946 DAG size of output: 1643 [2021-07-10 01:48:54,850 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 2153 DAG size of output: 1805 [2021-07-10 01:48:59,863 WARN L205 SmtUtils]: Spent 4.99 s on a formula simplification. DAG size of input: 2315 DAG size of output: 2397 [2021-07-10 01:49:02,062 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 2309 DAG size of output: 2309 [2021-07-10 01:49:03,740 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 2021 DAG size of output: 2021 [2021-07-10 01:49:05,043 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1845 DAG size of output: 1845 [2021-07-10 01:49:05,947 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 769 DAG size of output: 647 [2021-07-10 01:49:06,209 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 738 [2021-07-10 01:49:06,581 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 1068 DAG size of output: 881 [2021-07-10 01:49:07,593 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 1655 DAG size of output: 1655 [2021-07-10 01:49:07,726 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 511 [2021-07-10 01:49:08,741 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 847 DAG size of output: 743 [2021-07-10 01:49:08,904 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 939 DAG size of output: 810 [2021-07-10 01:49:09,137 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 897 [2021-07-10 01:49:09,443 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 1006 [2021-07-10 01:49:09,956 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1116 [2021-07-10 01:49:10,688 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 1376 DAG size of output: 1376 [2021-07-10 01:49:11,395 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 521 [2021-07-10 01:49:11,839 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 1051 DAG size of output: 1051 [2021-07-10 01:49:12,728 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 728 DAG size of output: 621 [2021-07-10 01:49:12,968 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 686 DAG size of output: 686 [2021-07-10 01:49:13,136 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 557 [2021-07-10 01:49:14,344 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 767 [2021-07-10 01:49:14,576 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1078 [2021-07-10 01:49:15,403 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 1537 DAG size of output: 1395 [2021-07-10 01:49:16,090 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 611 [2021-07-10 01:49:16,893 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 2467 DAG size of output: 2231 [2021-07-10 01:49:17,754 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 556 [2021-07-10 01:49:17,966 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 793 DAG size of output: 670 [2021-07-10 01:49:18,268 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 942 DAG size of output: 788 [2021-07-10 01:49:19,671 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 3287 DAG size of output: 2966 [2021-07-10 01:49:21,847 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 4107 DAG size of output: 3720 [2021-07-10 01:49:24,730 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 4586 DAG size of output: 4165 [2021-07-10 01:49:24,887 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 439 [2021-07-10 01:49:25,089 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 404 [2021-07-10 01:49:25,957 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 814 DAG size of output: 706 [2021-07-10 01:49:26,199 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 794 [2021-07-10 01:49:26,533 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 905 [2021-07-10 01:49:26,966 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 940 [2021-07-10 01:49:27,416 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 1246 DAG size of output: 1042 [2021-07-10 01:49:31,271 WARN L205 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 5229 DAG size of output: 4760 [2021-07-10 01:49:31,789 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 602 [2021-07-10 01:49:32,191 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 588 [2021-07-10 01:49:32,516 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 520 [2021-07-10 01:49:33,066 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 365 [2021-07-10 01:49:33,429 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 294 [2021-07-10 01:49:34,005 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 795 DAG size of output: 737 [2021-07-10 01:49:34,201 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 909 [2021-07-10 01:49:34,487 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 1099 [2021-07-10 01:49:34,988 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 1349 DAG size of output: 1299 [2021-07-10 01:49:35,543 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1486 [2021-07-10 01:49:36,287 WARN L205 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 1861 DAG size of output: 1796 [2021-07-10 01:49:37,333 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 2158 DAG size of output: 2093 [2021-07-10 01:49:38,752 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 2489 DAG size of output: 2423 [2021-07-10 01:49:40,632 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 2813 DAG size of output: 2746 [2021-07-10 01:49:47,086 WARN L205 SmtUtils]: Spent 6.43 s on a formula simplification. DAG size of input: 7471 DAG size of output: 6868 [2021-07-10 01:49:56,818 WARN L205 SmtUtils]: Spent 9.68 s on a formula simplification. DAG size of input: 8840 DAG size of output: 8187 [2021-07-10 01:50:09,302 WARN L205 SmtUtils]: Spent 12.43 s on a formula simplification. DAG size of input: 10182 DAG size of output: 9404 [2021-07-10 01:50:26,308 WARN L205 SmtUtils]: Spent 16.94 s on a formula simplification. DAG size of input: 11800 DAG size of output: 10972 [2021-07-10 01:50:26,984 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 640 [2021-07-10 01:50:27,531 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 616 [2021-07-10 01:50:27,971 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 637 [2021-07-10 01:50:28,344 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 542 [2021-07-10 01:50:28,665 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-10 01:50:28,952 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 567 [2021-07-10 01:50:29,187 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 496 [2021-07-10 01:50:29,377 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 471 [2021-07-10 01:50:30,341 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 981 DAG size of output: 939 [2021-07-10 01:50:30,586 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 1076 [2021-07-10 01:50:31,086 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1368 DAG size of output: 1332 [2021-07-10 01:50:31,823 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 1818 DAG size of output: 1780 [2021-07-10 01:50:32,578 WARN L205 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 2091 DAG size of output: 2054 [2021-07-10 01:50:33,590 WARN L205 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 2373 DAG size of output: 2336 [2021-07-10 01:50:34,925 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 2670 DAG size of output: 2633 [2021-07-10 01:50:36,614 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 2757 DAG size of output: 2720 [2021-07-10 01:50:38,769 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 3068 DAG size of output: 3031 [2021-07-10 01:50:41,512 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 3412 DAG size of output: 3375 [2021-07-10 01:50:44,893 WARN L205 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 3740 DAG size of output: 3703 [2021-07-10 01:50:49,059 WARN L205 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 3780 DAG size of output: 3743 [2021-07-10 01:51:12,845 WARN L205 SmtUtils]: Spent 23.75 s on a formula simplification. DAG size of input: 13975 DAG size of output: 13102 [2021-07-10 01:51:24,874 WARN L205 SmtUtils]: Spent 11.94 s on a formula simplification. DAG size of input: 4542 DAG size of output: 4521 [2021-07-10 01:51:25,639 WARN L205 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 905 [2021-07-10 01:51:25,822 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 550 [2021-07-10 01:51:26,570 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 524 [2021-07-10 01:51:26,721 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 497 [2021-07-10 01:51:26,837 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 447 [2021-07-10 01:51:27,756 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 595 [2021-07-10 01:51:27,990 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 843 DAG size of output: 741 [2021-07-10 01:51:28,306 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 852 [2021-07-10 01:51:28,761 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 1020 [2021-07-10 01:51:29,180 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 1325 DAG size of output: 1144 [2021-07-10 01:51:29,874 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 1503 DAG size of output: 1290 [2021-07-10 01:51:30,724 WARN L205 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 1613 DAG size of output: 1385 [2021-07-10 01:51:31,942 WARN L205 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 1878 DAG size of output: 1600 [2021-07-10 01:51:33,118 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 2121 DAG size of output: 1826 [2021-07-10 01:51:34,607 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 2336 DAG size of output: 2001 [2021-07-10 01:51:35,400 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 570 [2021-07-10 01:51:35,597 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 607 [2021-07-10 01:51:35,833 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 757 DAG size of output: 669 [2021-07-10 01:51:36,123 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 692 [2021-07-10 01:51:36,472 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 766 [2021-07-10 01:51:36,926 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 794 DAG size of output: 779 [2021-07-10 01:51:37,726 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 845 [2021-07-10 01:51:38,022 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 708 DAG size of output: 693 [2021-07-10 01:51:38,609 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 545 [2021-07-10 01:51:38,767 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 611 [2021-07-10 01:51:38,962 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 653 [2021-07-10 01:51:39,207 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 648 [2021-07-10 01:51:39,686 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 547 [2021-07-10 01:51:39,812 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 612 [2021-07-10 01:51:39,975 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 645 [2021-07-10 01:51:40,423 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 606 [2021-07-10 01:51:42,143 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 668 [2021-07-10 01:51:42,295 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 940 DAG size of output: 803 [2021-07-10 01:51:43,948 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 2903 DAG size of output: 2652 [2021-07-10 01:51:45,734 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 3379 DAG size of output: 3082 [2021-07-10 01:51:48,081 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 3692 DAG size of output: 3364 [2021-07-10 01:51:51,228 WARN L205 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 4097 DAG size of output: 3755 [2021-07-10 01:51:52,121 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 470 [2021-07-10 01:51:52,242 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 529 [2021-07-10 01:51:52,395 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 575 [2021-07-10 01:51:52,590 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 754 DAG size of output: 651 [2021-07-10 01:51:52,907 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 875 DAG size of output: 743 [2021-07-10 01:51:53,298 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 782 [2021-07-10 01:51:57,336 WARN L205 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 4633 DAG size of output: 4244 [2021-07-10 01:52:04,090 WARN L205 SmtUtils]: Spent 6.72 s on a formula simplification. DAG size of input: 5823 DAG size of output: 5356 [2021-07-10 01:52:13,795 WARN L205 SmtUtils]: Spent 9.66 s on a formula simplification. DAG size of input: 4049 DAG size of output: 4028 [2021-07-10 01:52:16,429 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 1003 DAG size of output: 1053 [2021-07-10 01:52:18,689 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 979 DAG size of output: 1088 [2021-07-10 01:52:20,513 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 925 DAG size of output: 1039 [2021-07-10 01:52:22,038 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 837 DAG size of output: 891 [2021-07-10 01:52:23,516 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 834 DAG size of output: 843 [2021-07-10 01:52:24,782 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 822 DAG size of output: 846 [2021-07-10 01:52:25,899 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 802 DAG size of output: 845 [2021-07-10 01:52:26,856 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 775 [2021-07-10 01:52:27,192 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 736 [2021-07-10 01:52:27,912 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 1195 [2021-07-10 01:52:28,141 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1432 DAG size of output: 1414 [2021-07-10 01:52:28,452 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 1616 DAG size of output: 1598 [2021-07-10 01:52:28,951 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 717 [2021-07-10 01:52:29,121 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 586 [2021-07-10 01:52:29,334 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 354 [2021-07-10 01:52:29,924 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1143 [2021-07-10 01:52:30,729 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 1975 DAG size of output: 1861 [2021-07-10 01:52:31,363 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 968 DAG size of output: 889 [2021-07-10 01:52:31,555 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1138 DAG size of output: 1060 [2021-07-10 01:52:32,695 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 2941 DAG size of output: 2801 [2021-07-10 01:52:33,996 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 3375 DAG size of output: 3232 [2021-07-10 01:52:36,096 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 4463 DAG size of output: 4312 [2021-07-10 01:52:39,083 WARN L205 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 4777 DAG size of output: 4625 [2021-07-10 01:52:43,162 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 5267 DAG size of output: 5113 [2021-07-10 01:52:48,510 WARN L205 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 5837 DAG size of output: 5682 [2021-07-10 01:52:55,481 WARN L205 SmtUtils]: Spent 6.93 s on a formula simplification. DAG size of input: 6374 DAG size of output: 6218 [2021-07-10 01:53:04,184 WARN L205 SmtUtils]: Spent 8.65 s on a formula simplification. DAG size of input: 6719 DAG size of output: 6561 [2021-07-10 01:53:15,029 WARN L205 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 7099 DAG size of output: 6940 [2021-07-10 01:53:28,497 WARN L205 SmtUtils]: Spent 13.42 s on a formula simplification. DAG size of input: 7698 DAG size of output: 7537 [2021-07-10 01:53:45,135 WARN L205 SmtUtils]: Spent 16.58 s on a formula simplification. DAG size of input: 8328 DAG size of output: 8164 [2021-07-10 01:53:52,472 WARN L205 SmtUtils]: Spent 7.28 s on a formula simplification. DAG size of input: 3501 DAG size of output: 3481 Received shutdown request... [2021-07-10 01:53:57,817 WARN L205 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 3030 DAG size of output: 3010 [2021-07-10 01:53:58,028 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:53:58,028 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-10 01:53:58,032 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 01:53:58,033 WARN L196 ceAbstractionStarter]: Timeout [2021-07-10 01:53:58,033 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 01:53:58 BasicIcfg [2021-07-10 01:53:58,033 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 01:53:58,034 INFO L168 Benchmark]: Toolchain (without parser) took 879216.78 ms. Allocated memory was 207.6 MB in the beginning and 1.1 GB in the end (delta: 874.5 MB). Free memory was 186.3 MB in the beginning and 431.8 MB in the end (delta: -245.5 MB). Peak memory consumption was 690.9 MB. Max. memory is 8.0 GB. [2021-07-10 01:53:58,034 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 207.6 MB. Free memory is still 187.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 01:53:58,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.81 ms. Allocated memory is still 207.6 MB. Free memory was 186.1 MB in the beginning and 184.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 01:53:58,034 INFO L168 Benchmark]: Boogie Preprocessor took 17.24 ms. Allocated memory is still 207.6 MB. Free memory was 184.7 MB in the beginning and 183.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 01:53:58,034 INFO L168 Benchmark]: RCFGBuilder took 205.65 ms. Allocated memory is still 207.6 MB. Free memory was 183.7 MB in the beginning and 171.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-10 01:53:58,034 INFO L168 Benchmark]: TraceAbstraction took 878970.16 ms. Allocated memory was 207.6 MB in the beginning and 1.1 GB in the end (delta: 874.5 MB). Free memory was 171.2 MB in the beginning and 431.8 MB in the end (delta: -260.6 MB). Peak memory consumption was 676.2 MB. Max. memory is 8.0 GB. [2021-07-10 01:53:58,034 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 0.11 ms. Allocated memory is still 207.6 MB. Free memory is still 187.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.81 ms. Allocated memory is still 207.6 MB. Free memory was 186.1 MB in the beginning and 184.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.24 ms. Allocated memory is still 207.6 MB. Free memory was 184.7 MB in the beginning and 183.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 205.65 ms. Allocated memory is still 207.6 MB. Free memory was 183.7 MB in the beginning and 171.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 878970.16 ms. Allocated memory was 207.6 MB in the beginning and 1.1 GB in the end (delta: 874.5 MB). Free memory was 171.2 MB in the beginning and 431.8 MB in the end (delta: -260.6 MB). Peak memory consumption was 676.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1745, positive: 1317, positive conditional: 1317, positive unconditional: 0, negative: 428, negative conditional: 428, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1317, positive: 1317, positive conditional: 1317, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1317, positive: 1317, positive conditional: 0, positive unconditional: 1317, 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: 80, positive: 80, positive conditional: 0, positive unconditional: 80, 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: 80, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1317, positive: 1237, positive conditional: 0, positive unconditional: 1237, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 80, unknown conditional: 0, unknown unconditional: 80] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 0, Positive unconditional cache size: 80, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 0, Positive unconditional cache size: 80, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 0, Positive unconditional cache size: 80, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 0, Positive unconditional cache size: 80, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 0, Positive unconditional cache size: 80, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 0, Positive unconditional cache size: 80, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 0, Positive unconditional cache size: 80, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 428 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 94 with TraceHistMax 10,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 48 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 878888.0ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.3ms, PartialOrderReductionTime: 3730.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 96, 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: 39.4ms SsaConstructionTime, 155.0ms SatisfiabilityAnalysisTime, 2705.7ms InterpolantComputationTime, 429 NumberOfCodeBlocks, 429 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 418 ConstructedInterpolants, 0 QuantifiedInterpolants, 5574 SizeOfPredicates, 20 NumberOfNonLiveVariables, 398 ConjunctsInSsa, 105 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 273/614 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