/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-03 20:35:43,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-03 20:35:43,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-03 20:35:44,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-03 20:35:44,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-03 20:35:44,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-03 20:35:44,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-03 20:35:44,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-03 20:35:44,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-03 20:35:44,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-03 20:35:44,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-03 20:35:44,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-03 20:35:44,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-03 20:35:44,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-03 20:35:44,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-03 20:35:44,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-03 20:35:44,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-03 20:35:44,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-03 20:35:44,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-03 20:35:44,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-03 20:35:44,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-03 20:35:44,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-03 20:35:44,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-03 20:35:44,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-03 20:35:44,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-05-03 20:35:44,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-05-03 20:35:44,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-05-03 20:35:44,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-05-03 20:35:44,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-05-03 20:35:44,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-05-03 20:35:44,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-03 20:35:44,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-03 20:35:44,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-03 20:35:44,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-03 20:35:44,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-03 20:35:44,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-03 20:35:44,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-03 20:35:44,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-03 20:35:44,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-03 20:35:44,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-03 20:35:44,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-03 20:35:44,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-05-03 20:35:44,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-03 20:35:44,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-03 20:35:44,075 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-03 20:35:44,075 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-03 20:35:44,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-03 20:35:44,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-03 20:35:44,078 INFO L138 SettingsManager]: * Use SBE=true [2021-05-03 20:35:44,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-03 20:35:44,078 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-03 20:35:44,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-03 20:35:44,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-03 20:35:44,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-03 20:35:44,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 20:35:44,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-03 20:35:44,080 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-05-03 20:35:44,081 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-03 20:35:44,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-03 20:35:44,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-03 20:35:44,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-03 20:35:44,357 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-03 20:35:44,358 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-03 20:35:44,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl [2021-05-03 20:35:44,359 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl' [2021-05-03 20:35:44,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-03 20:35:44,433 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-03 20:35:44,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-03 20:35:44,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-03 20:35:44,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-03 20:35:44,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-03 20:35:44,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-03 20:35:44,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-03 20:35:44,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-03 20:35:44,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/1) ... [2021-05-03 20:35:44,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-03 20:35:44,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-03 20:35:44,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-03 20:35:44,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-03 20:35:44,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (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 [2021-05-03 20:35:44,525 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-03 20:35:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-03 20:35:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-03 20:35:44,526 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-03 20:35:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-03 20:35:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-03 20:35:44,526 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-03 20:35:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-03 20:35:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-03 20:35:44,528 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-03 20:35:44,528 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-03 20:35:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-03 20:35:44,528 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-03 20:35:44,646 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-03 20:35:44,647 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-03 20:35:44,648 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 08:35:44 BoogieIcfgContainer [2021-05-03 20:35:44,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-03 20:35:44,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-03 20:35:44,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-03 20:35:44,652 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-03 20:35:44,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 08:35:44" (1/2) ... [2021-05-03 20:35:44,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d4b02dc and model type sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 08:35:44, skipping insertion in model container [2021-05-03 20:35:44,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 08:35:44" (2/2) ... [2021-05-03 20:35:44,653 INFO L111 eAbstractionObserver]: Analyzing ICFG sum-fun.wvr.bpl [2021-05-03 20:35:44,657 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-03 20:35:44,658 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-03 20:35:44,660 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-03 20:35:44,661 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-03 20:35:44,716 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-03 20:35:44,728 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-05-03 20:35:44,801 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-03 20:35:44,801 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-03 20:35:44,801 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-03 20:35:44,802 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-03 20:35:44,802 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-03 20:35:44,802 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-03 20:35:44,802 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-03 20:35:44,802 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-03 20:35:44,836 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:44,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:44,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1685831996, now seen corresponding path program 1 times [2021-05-03 20:35:44,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:44,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178183838] [2021-05-03 20:35:44,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:45,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178183838] [2021-05-03 20:35:45,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 20:35:45,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-03 20:35:45,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051218460] [2021-05-03 20:35:45,032 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-03 20:35:45,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:45,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-03 20:35:45,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-05-03 20:35:45,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:45,043 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:45,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:35:45,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:45,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:45,113 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-03 20:35:45,113 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:45,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:45,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1860946394, now seen corresponding path program 1 times [2021-05-03 20:35:45,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:45,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774738580] [2021-05-03 20:35:45,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:45,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:35:45,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774738580] [2021-05-03 20:35:45,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 20:35:45,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-03 20:35:45,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495703951] [2021-05-03 20:35:45,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-03 20:35:45,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:45,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-03 20:35:45,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-03 20:35:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:45,191 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:45,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:35:45,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:45,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:45,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:45,235 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-03 20:35:45,235 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:45,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:45,236 INFO L82 PathProgramCache]: Analyzing trace with hash 2099964152, now seen corresponding path program 1 times [2021-05-03 20:35:45,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:45,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503847731] [2021-05-03 20:35:45,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:45,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:45,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503847731] [2021-05-03 20:35:45,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429417324] [2021-05-03 20:35:45,559 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 [2021-05-03 20:35:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:45,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-05-03 20:35:45,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:45,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:35:45,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-05-03 20:35:45,822 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:35:45,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:35:45,831 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:35:45,831 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:7 [2021-05-03 20:35:45,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:45,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:45,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 20:35:45,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538394402] [2021-05-03 20:35:45,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 20:35:45,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:45,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 20:35:45,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-03 20:35:45,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:45,881 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:45,882 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:35:45,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:45,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:45,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:46,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:46,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:46,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:46,248 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:46,249 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:46,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:46,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1225355926, now seen corresponding path program 2 times [2021-05-03 20:35:46,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:46,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011280629] [2021-05-03 20:35:46,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:46,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011280629] [2021-05-03 20:35:46,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257422765] [2021-05-03 20:35:46,309 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:46,333 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 20:35:46,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:35:46,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 20:35:46,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:46,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:46,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-03 20:35:46,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8968256] [2021-05-03 20:35:46,465 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 20:35:46,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:46,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 20:35:46,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-03 20:35:46,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:46,468 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:46,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:35:46,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:46,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:46,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:46,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:46,832 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:46,835 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:46,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:46,835 INFO L82 PathProgramCache]: Analyzing trace with hash 661666650, now seen corresponding path program 1 times [2021-05-03 20:35:46,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:46,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768038681] [2021-05-03 20:35:46,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:35:46,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768038681] [2021-05-03 20:35:46,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176433142] [2021-05-03 20:35:46,888 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 [2021-05-03 20:35:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:46,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 20:35:46,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:47,044 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:35:47,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:47,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 20:35:47,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842940725] [2021-05-03 20:35:47,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-03 20:35:47,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:47,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-03 20:35:47,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-03 20:35:47,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:47,047 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:47,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.272727272727273) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 20:35:47,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:47,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:47,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:47,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:47,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:47,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:47,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:47,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:47,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:47,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:47,351 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:47,351 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:47,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:47,352 INFO L82 PathProgramCache]: Analyzing trace with hash -258173320, now seen corresponding path program 2 times [2021-05-03 20:35:47,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:47,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121779456] [2021-05-03 20:35:47,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:47,697 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-05-03 20:35:47,803 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:47,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121779456] [2021-05-03 20:35:47,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547138306] [2021-05-03 20:35:47,804 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 [2021-05-03 20:35:47,846 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 20:35:47,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:35:47,847 WARN L261 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 39 conjunts are in the unsatisfiable core [2021-05-03 20:35:47,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:48,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:48,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:48,346 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:35:48,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 29 treesize of output 59 [2021-05-03 20:35:48,388 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-05-03 20:35:48,442 INFO L628 ElimStorePlain]: treesize reduction 64, result has 44.3 percent of original size [2021-05-03 20:35:48,485 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:35:48,486 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:53, output treesize:67 [2021-05-03 20:35:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:48,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:48,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 25 [2021-05-03 20:35:48,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443973104] [2021-05-03 20:35:48,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-03 20:35:48,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:48,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-03 20:35:48,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=507, Unknown=0, NotChecked=0, Total=600 [2021-05-03 20:35:48,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:48,596 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:48,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.08) internal successors, (52), 25 states have internal predecessors, (52), 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) [2021-05-03 20:35:48,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:48,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:48,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:48,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:48,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:48,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:49,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:49,413 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-05-03 20:35:49,414 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:49,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:49,414 INFO L82 PathProgramCache]: Analyzing trace with hash 538878486, now seen corresponding path program 3 times [2021-05-03 20:35:49,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:49,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839410592] [2021-05-03 20:35:49,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:49,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839410592] [2021-05-03 20:35:49,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675262609] [2021-05-03 20:35:49,578 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-05-03 20:35:49,618 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-03 20:35:49,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:35:49,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:49,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:49,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:49,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-03 20:35:49,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585110308] [2021-05-03 20:35:49,796 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-03 20:35:49,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:49,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-03 20:35:49,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-03 20:35:49,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:49,797 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:49,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 20 states have internal predecessors, (51), 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) [2021-05-03 20:35:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:49,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:50,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:50,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:50,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:50,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:50,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:50,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:50,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:50,356 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:50,357 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:50,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:50,357 INFO L82 PathProgramCache]: Analyzing trace with hash 157395674, now seen corresponding path program 4 times [2021-05-03 20:35:50,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:50,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121324637] [2021-05-03 20:35:50,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:35:50,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121324637] [2021-05-03 20:35:50,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260214015] [2021-05-03 20:35:50,445 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:50,472 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 20:35:50,473 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:35:50,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 20:35:50,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:35:50,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:50,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-03 20:35:50,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760064638] [2021-05-03 20:35:50,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-03 20:35:50,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:50,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-03 20:35:50,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-03 20:35:50,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:50,598 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:50,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 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) [2021-05-03 20:35:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:50,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:50,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:50,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:50,953 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:50,953 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:50,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:50,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1710749704, now seen corresponding path program 5 times [2021-05-03 20:35:50,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:50,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007173259] [2021-05-03 20:35:50,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:51,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007173259] [2021-05-03 20:35:51,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065422376] [2021-05-03 20:35:51,406 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:51,449 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-03 20:35:51,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:35:51,450 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-05-03 20:35:51,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:52,305 INFO L354 Elim1Store]: treesize reduction 118, result has 2.5 percent of original size [2021-05-03 20:35:52,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 121 treesize of output 73 [2021-05-03 20:35:52,308 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:35:52,316 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:35:52,322 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:35:52,322 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:126, output treesize:5 [2021-05-03 20:35:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:52,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:52,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 31 [2021-05-03 20:35:52,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925333201] [2021-05-03 20:35:52,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-03 20:35:52,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:52,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-03 20:35:52,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=847, Unknown=0, NotChecked=0, Total=930 [2021-05-03 20:35:52,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:52,358 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:52,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.193548387096774) internal successors, (68), 31 states have internal predecessors, (68), 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) [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:52,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:53,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:53,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:35:53,741 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-05-03 20:35:53,741 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:53,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:53,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1702128234, now seen corresponding path program 6 times [2021-05-03 20:35:53,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:53,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160862328] [2021-05-03 20:35:53,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:53,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160862328] [2021-05-03 20:35:53,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [611532622] [2021-05-03 20:35:53,913 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:53,964 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-03 20:35:53,964 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:35:53,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 15 conjunts are in the unsatisfiable core [2021-05-03 20:35:53,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:54,200 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 25 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:54,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:54,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 28 [2021-05-03 20:35:54,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125712168] [2021-05-03 20:35:54,201 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-03 20:35:54,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:54,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-03 20:35:54,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=617, Unknown=0, NotChecked=0, Total=756 [2021-05-03 20:35:54,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:54,203 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:54,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 2.392857142857143) internal successors, (67), 28 states have internal predecessors, (67), 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) [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:35:54,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:54,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:35:54,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:35:55,188 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:55,189 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:55,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:55,189 INFO L82 PathProgramCache]: Analyzing trace with hash -718741926, now seen corresponding path program 7 times [2021-05-03 20:35:55,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:55,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121459275] [2021-05-03 20:35:55,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:55,294 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:35:55,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121459275] [2021-05-03 20:35:55,295 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540251603] [2021-05-03 20:35:55,295 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:55,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 15 conjunts are in the unsatisfiable core [2021-05-03 20:35:55,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:55,499 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:35:55,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:55,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 23 [2021-05-03 20:35:55,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625970729] [2021-05-03 20:35:55,500 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-03 20:35:55,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:55,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-03 20:35:55,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=364, Unknown=0, NotChecked=0, Total=506 [2021-05-03 20:35:55,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:55,501 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:55,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.608695652173913) internal successors, (60), 23 states have internal predecessors, (60), 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) [2021-05-03 20:35:55,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:55,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:55,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:55,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:55,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:55,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:55,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:55,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:55,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:35:55,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:35:55,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:55,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:55,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:55,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:55,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:55,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:35:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:35:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:35:55,869 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:55,869 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:35:55,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:35:55,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1675149960, now seen corresponding path program 8 times [2021-05-03 20:35:55,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:35:55,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219943737] [2021-05-03 20:35:55,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:35:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:35:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:56,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219943737] [2021-05-03 20:35:56,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321797166] [2021-05-03 20:35:56,708 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:35:56,769 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 20:35:56,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:35:56,770 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 66 conjunts are in the unsatisfiable core [2021-05-03 20:35:56,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:35:57,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:57,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:57,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:35:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:35:57,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 23 [2021-05-03 20:35:57,842 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:35:57,846 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:35:57,848 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:35:57,848 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:60, output treesize:5 [2021-05-03 20:35:57,875 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:35:57,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:35:57,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 39 [2021-05-03 20:35:57,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909511979] [2021-05-03 20:35:57,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-05-03 20:35:57,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:35:57,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-05-03 20:35:57,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1323, Unknown=0, NotChecked=0, Total=1482 [2021-05-03 20:35:57,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:57,877 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:35:57,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 2.128205128205128) internal successors, (83), 39 states have internal predecessors, (83), 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) [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:35:57,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:35:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:35:57,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:35:59,010 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 102 [2021-05-03 20:35:59,347 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-05-03 20:35:59,539 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-05-03 20:35:59,794 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-05-03 20:36:00,048 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-05-03 20:36:01,976 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 91 [2021-05-03 20:36:02,385 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-05-03 20:36:02,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:02,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:02,616 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-05-03 20:36:02,616 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:36:02,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:36:02,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1033138774, now seen corresponding path program 9 times [2021-05-03 20:36:02,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:36:02,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966559234] [2021-05-03 20:36:02,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:36:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 49 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:02,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966559234] [2021-05-03 20:36:02,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454018553] [2021-05-03 20:36:02,865 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:02,897 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-05-03 20:36:02,898 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:36:02,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 21 conjunts are in the unsatisfiable core [2021-05-03 20:36:02,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:36:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 64 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:03,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:36:03,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 40 [2021-05-03 20:36:03,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486073734] [2021-05-03 20:36:03,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-03 20:36:03,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:36:03,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-03 20:36:03,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=1277, Unknown=0, NotChecked=0, Total=1560 [2021-05-03 20:36:03,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:03,470 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:36:03,472 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.275) internal successors, (91), 40 states have internal predecessors, (91), 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) [2021-05-03 20:36:03,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:03,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:03,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:03,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:03,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:05,076 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-05-03 20:36:05,076 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:36:05,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:36:05,077 INFO L82 PathProgramCache]: Analyzing trace with hash -621454566, now seen corresponding path program 10 times [2021-05-03 20:36:05,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:36:05,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350166233] [2021-05-03 20:36:05,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:36:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:05,323 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 81 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:36:05,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350166233] [2021-05-03 20:36:05,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804632477] [2021-05-03 20:36:05,323 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:05,357 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 20:36:05,357 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:36:05,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 21 conjunts are in the unsatisfiable core [2021-05-03 20:36:05,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:36:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 81 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:36:05,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:36:05,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 32 [2021-05-03 20:36:05,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553476952] [2021-05-03 20:36:05,612 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-03 20:36:05,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:36:05,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-03 20:36:05,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=730, Unknown=0, NotChecked=0, Total=992 [2021-05-03 20:36:05,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:05,614 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:36:05,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.4375) internal successors, (78), 32 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) [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:05,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:05,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:05,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:05,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:05,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:05,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:05,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:05,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:05,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:05,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:05,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:05,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:05,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:06,100 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-05-03 20:36:06,101 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:36:06,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:36:06,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1481114312, now seen corresponding path program 11 times [2021-05-03 20:36:06,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:36:06,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162827515] [2021-05-03 20:36:06,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:36:06,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 49 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:07,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162827515] [2021-05-03 20:36:07,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829341287] [2021-05-03 20:36:07,544 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:07,581 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-05-03 20:36:07,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:36:07,583 WARN L261 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 90 conjunts are in the unsatisfiable core [2021-05-03 20:36:07,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:36:08,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:08,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:08,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:08,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:08,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:36:09,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 29 [2021-05-03 20:36:09,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:36:09,013 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:36:09,014 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:36:09,014 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:75, output treesize:5 [2021-05-03 20:36:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:09,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:36:09,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 26] total 52 [2021-05-03 20:36:09,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977349242] [2021-05-03 20:36:09,055 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-05-03 20:36:09,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:36:09,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-05-03 20:36:09,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=2415, Unknown=0, NotChecked=0, Total=2652 [2021-05-03 20:36:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:09,057 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:36:09,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.0961538461538463) internal successors, (109), 52 states have internal predecessors, (109), 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) [2021-05-03 20:36:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:09,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:11,119 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 74 [2021-05-03 20:36:11,757 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 91 [2021-05-03 20:36:11,971 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 119 [2021-05-03 20:36:12,158 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2021-05-03 20:36:12,432 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2021-05-03 20:36:12,746 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-05-03 20:36:12,995 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 114 [2021-05-03 20:36:18,453 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 106 [2021-05-03 20:36:18,842 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2021-05-03 20:36:18,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:18,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:36:19,089 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:19,090 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:36:19,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:36:19,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1071314922, now seen corresponding path program 12 times [2021-05-03 20:36:19,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:36:19,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922614071] [2021-05-03 20:36:19,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:36:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:19,423 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 100 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:19,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922614071] [2021-05-03 20:36:19,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591830722] [2021-05-03 20:36:19,423 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:19,489 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2021-05-03 20:36:19,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:36:19,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 27 conjunts are in the unsatisfiable core [2021-05-03 20:36:19,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:36:20,288 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 121 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:20,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:36:20,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 52 [2021-05-03 20:36:20,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659660687] [2021-05-03 20:36:20,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-05-03 20:36:20,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:36:20,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-05-03 20:36:20,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=2171, Unknown=0, NotChecked=0, Total=2652 [2021-05-03 20:36:20,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:20,291 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:36:20,291 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.2115384615384617) internal successors, (115), 52 states have internal predecessors, (115), 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) [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:20,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:36:20,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:22,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:22,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:36:22,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:36:22,776 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-05-03 20:36:22,777 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:36:22,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:36:22,777 INFO L82 PathProgramCache]: Analyzing trace with hash -742059814, now seen corresponding path program 13 times [2021-05-03 20:36:22,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:36:22,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052261683] [2021-05-03 20:36:22,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:36:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:23,089 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 144 proven. 144 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:36:23,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052261683] [2021-05-03 20:36:23,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624979989] [2021-05-03 20:36:23,090 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:23,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 27 conjunts are in the unsatisfiable core [2021-05-03 20:36:23,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:36:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 144 proven. 144 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 20:36:23,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:36:23,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 41 [2021-05-03 20:36:23,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809286418] [2021-05-03 20:36:23,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-03 20:36:23,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:36:23,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-03 20:36:23,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=418, Invalid=1222, Unknown=0, NotChecked=0, Total=1640 [2021-05-03 20:36:23,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:23,536 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:36:23,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.341463414634146) internal successors, (96), 41 states have internal predecessors, (96), 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) [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:36:23,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:36:23,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:36:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:36:23,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:36:24,153 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:24,153 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:36:24,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:36:24,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1795126776, now seen corresponding path program 14 times [2021-05-03 20:36:24,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:36:24,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423257767] [2021-05-03 20:36:24,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:36:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 66 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:26,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423257767] [2021-05-03 20:36:26,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946652974] [2021-05-03 20:36:26,221 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:26,258 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 20:36:26,258 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:36:26,259 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 114 conjunts are in the unsatisfiable core [2021-05-03 20:36:26,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:36:28,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:36:28,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:28,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 35 [2021-05-03 20:36:28,989 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:36:28,995 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:36:28,998 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:36:28,998 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:96, output treesize:5 [2021-05-03 20:36:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:29,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:36:29,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 33] total 63 [2021-05-03 20:36:29,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020375573] [2021-05-03 20:36:29,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-05-03 20:36:29,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:36:29,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-05-03 20:36:29,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=3546, Unknown=0, NotChecked=0, Total=3906 [2021-05-03 20:36:29,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:29,046 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:36:29,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 2.0793650793650795) internal successors, (131), 63 states have internal predecessors, (131), 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) [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:29,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:36:29,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:36:29,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:36:29,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:36:32,827 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 89 [2021-05-03 20:36:33,550 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2021-05-03 20:36:34,142 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 144 [2021-05-03 20:36:34,491 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 104 [2021-05-03 20:36:34,773 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 106 [2021-05-03 20:36:35,133 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 116 [2021-05-03 20:36:35,652 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 121 [2021-05-03 20:36:43,009 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-05-03 20:36:45,509 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-05-03 20:36:45,747 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2021-05-03 20:36:46,064 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-05-03 20:36:46,338 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 88 [2021-05-03 20:36:46,567 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-05-03 20:36:46,848 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2021-05-03 20:36:47,069 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-05-03 20:36:47,295 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 72 [2021-05-03 20:36:47,719 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-05-03 20:36:48,072 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2021-05-03 20:36:48,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:36:48,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:36:48,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:36:48,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:36:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:36:48,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:36:48,360 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-05-03 20:36:48,361 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:36:48,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:36:48,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1433173960, now seen corresponding path program 15 times [2021-05-03 20:36:48,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:36:48,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240439527] [2021-05-03 20:36:48,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:36:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:36:49,996 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2021-05-03 20:36:50,190 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2021-05-03 20:36:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 65 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:36:52,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240439527] [2021-05-03 20:36:52,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328978386] [2021-05-03 20:36:52,161 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:36:52,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2021-05-03 20:36:52,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:36:52,217 WARN L261 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 126 conjunts are in the unsatisfiable core [2021-05-03 20:36:52,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:36:58,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:36:58,955 INFO L244 Elim1Store]: Index analysis took 141 ms [2021-05-03 20:36:59,186 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-05-03 20:36:59,187 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:36:59,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 182 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 28 case distinctions, treesize of input 105 treesize of output 315 [2021-05-03 20:37:00,588 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 4 xjuncts. [2021-05-03 20:37:00,638 INFO L628 ElimStorePlain]: treesize reduction 9, result has 85.0 percent of original size [2021-05-03 20:37:00,648 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-03 20:37:00,649 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:129, output treesize:41 [2021-05-03 20:37:00,867 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:37:00,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:37:00,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 38] total 70 [2021-05-03 20:37:00,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579854864] [2021-05-03 20:37:00,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-05-03 20:37:00,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:37:00,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-05-03 20:37:00,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=386, Invalid=4444, Unknown=0, NotChecked=0, Total=4830 [2021-05-03 20:37:00,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:37:00,869 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:37:00,869 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 1.9857142857142858) internal successors, (139), 70 states have internal predecessors, (139), 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) [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:37:00,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:37:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:37:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:37:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:37:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:37:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:37:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:37:03,384 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 61 [2021-05-03 20:37:04,755 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 74 [2021-05-03 20:37:05,225 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 76 [2021-05-03 20:37:05,620 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 81 [2021-05-03 20:37:06,061 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 79 [2021-05-03 20:37:06,373 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 86 [2021-05-03 20:37:06,732 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 86 [2021-05-03 20:37:07,108 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 89 [2021-05-03 20:37:07,555 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 93 [2021-05-03 20:37:07,848 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 55 [2021-05-03 20:37:08,464 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 141 [2021-05-03 20:37:09,384 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 151 [2021-05-03 20:37:09,837 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 111 [2021-05-03 20:37:10,237 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2021-05-03 20:37:10,599 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 121 [2021-05-03 20:37:11,139 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 126 [2021-05-03 20:37:11,547 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2021-05-03 20:37:11,797 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2021-05-03 20:37:12,062 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:37:12,401 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-05-03 20:37:12,696 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2021-05-03 20:37:12,972 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:37:13,273 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2021-05-03 20:37:13,596 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:37:13,933 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2021-05-03 20:37:14,261 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2021-05-03 20:37:14,625 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:37:16,605 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-05-03 20:37:17,824 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:37:18,813 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-05-03 20:37:19,121 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2021-05-03 20:37:19,867 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-05-03 20:37:21,851 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-05-03 20:37:23,004 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:37:23,981 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-05-03 20:37:24,995 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-05-03 20:37:26,167 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2021-05-03 20:37:27,257 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-05-03 20:37:28,310 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:37:28,916 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-05-03 20:37:29,303 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2021-05-03 20:37:29,868 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-05-03 20:37:30,283 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 116 [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:37:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:37:30,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:37:30,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:37:30,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:37:30,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-05-03 20:37:30,562 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:37:30,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:37:30,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1999747960, now seen corresponding path program 16 times [2021-05-03 20:37:30,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:37:30,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698332725] [2021-05-03 20:37:30,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:37:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:37:32,257 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-05-03 20:37:32,582 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-05-03 20:37:32,847 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 79 [2021-05-03 20:37:35,607 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 92 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:37:35,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698332725] [2021-05-03 20:37:35,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590653191] [2021-05-03 20:37:35,607 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:37:35,649 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 20:37:35,650 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:37:35,652 WARN L261 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 130 conjunts are in the unsatisfiable core [2021-05-03 20:37:35,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:37:43,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:37:43,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:37:43,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 39 [2021-05-03 20:37:43,055 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:37:43,070 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:37:43,073 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:37:43,073 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:108, output treesize:5 [2021-05-03 20:37:43,199 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:37:43,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:37:43,200 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 37] total 71 [2021-05-03 20:37:43,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865466318] [2021-05-03 20:37:43,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-05-03 20:37:43,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:37:43,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-05-03 20:37:43,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=427, Invalid=4543, Unknown=0, NotChecked=0, Total=4970 [2021-05-03 20:37:43,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:37:43,202 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:37:43,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.0704225352112675) internal successors, (147), 71 states have internal predecessors, (147), 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) [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:37:43,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:37:43,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:37:43,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:37:43,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:37:43,848 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 25 [2021-05-03 20:37:44,332 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:37:44,699 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2021-05-03 20:37:45,111 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2021-05-03 20:37:45,627 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2021-05-03 20:37:46,060 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2021-05-03 20:37:46,738 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2021-05-03 20:37:47,189 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 33 [2021-05-03 20:37:47,786 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2021-05-03 20:37:48,286 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 36 [2021-05-03 20:37:48,929 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 36 [2021-05-03 20:37:49,364 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 35 [2021-05-03 20:37:50,050 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 38 [2021-05-03 20:37:50,489 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 37 [2021-05-03 20:37:51,066 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 40 [2021-05-03 20:37:51,577 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 39 [2021-05-03 20:37:52,167 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2021-05-03 20:37:52,752 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 41 [2021-05-03 20:37:53,326 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 44 [2021-05-03 20:37:53,776 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2021-05-03 20:37:54,475 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 46 [2021-05-03 20:37:55,085 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 45 [2021-05-03 20:37:55,817 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2021-05-03 20:37:56,367 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 48 [2021-05-03 20:37:57,057 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 50 [2021-05-03 20:37:57,563 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2021-05-03 20:37:58,164 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 53 [2021-05-03 20:37:58,667 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 52 [2021-05-03 20:37:59,470 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 108 [2021-05-03 20:38:00,557 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 104 [2021-05-03 20:38:01,935 WARN L205 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 125 [2021-05-03 20:38:03,310 WARN L205 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 160 [2021-05-03 20:38:04,306 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 126 [2021-05-03 20:38:05,426 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 130 [2021-05-03 20:38:06,593 WARN L205 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 137 [2021-05-03 20:38:07,518 WARN L205 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 128 [2021-05-03 20:38:09,064 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 155 DAG size of output: 142 [2021-05-03 20:38:09,516 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-03 20:38:10,105 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2021-05-03 20:38:13,330 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:38:13,722 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-05-03 20:38:17,500 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-05-03 20:38:18,474 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2021-05-03 20:38:19,278 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-03 20:38:20,244 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-05-03 20:38:20,860 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-03 20:38:21,700 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-03 20:38:22,140 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-05-03 20:38:22,550 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:38:22,959 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-03 20:38:23,407 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-03 20:38:23,812 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-03 20:38:24,190 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-03 20:38:26,642 WARN L205 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 133 [2021-05-03 20:38:27,090 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-03 20:38:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:38:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:38:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:38:27,746 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable597 [2021-05-03 20:38:27,746 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:38:27,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:38:27,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1387698248, now seen corresponding path program 17 times [2021-05-03 20:38:27,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:38:27,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116841377] [2021-05-03 20:38:27,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:38:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:38:28,489 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-05-03 20:38:28,694 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-05-03 20:38:28,904 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-05-03 20:38:29,094 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-05-03 20:38:29,324 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-05-03 20:38:29,569 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2021-05-03 20:38:29,845 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-05-03 20:38:30,099 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2021-05-03 20:38:30,337 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-05-03 20:38:30,579 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-05-03 20:38:30,863 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-05-03 20:38:31,179 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-05-03 20:38:31,518 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-05-03 20:38:31,929 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2021-05-03 20:38:32,441 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2021-05-03 20:38:33,168 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-05-03 20:38:34,102 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-05-03 20:38:34,409 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-05-03 20:38:34,972 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-05-03 20:38:35,284 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2021-05-03 20:38:35,581 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-05-03 20:38:35,895 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-05-03 20:38:36,258 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-05-03 20:38:36,582 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-05-03 20:38:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 81 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:38:37,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116841377] [2021-05-03 20:38:37,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689941886] [2021-05-03 20:38:37,656 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:38:37,717 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2021-05-03 20:38:37,718 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:38:37,720 WARN L261 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 138 conjunts are in the unsatisfiable core [2021-05-03 20:38:37,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:38:51,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:51,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:51,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:51,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:51,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:51,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:51,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:38:52,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:38:52,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 41 [2021-05-03 20:38:52,066 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:38:52,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:38:52,106 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:38:52,106 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:114, output treesize:5 [2021-05-03 20:38:52,435 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:38:52,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:38:52,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 39] total 75 [2021-05-03 20:38:52,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375422510] [2021-05-03 20:38:52,436 INFO L460 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-05-03 20:38:52,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:38:52,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-05-03 20:38:52,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=5070, Unknown=0, NotChecked=0, Total=5550 [2021-05-03 20:38:52,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:38:52,437 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:38:52,438 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 2.066666666666667) internal successors, (155), 75 states have internal predecessors, (155), 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) [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:38:52,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:38:52,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:38:52,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:38:52,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:38:54,333 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:38:55,428 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2021-05-03 20:38:56,467 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 29 [2021-05-03 20:38:57,402 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:38:58,057 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2021-05-03 20:38:59,006 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2021-05-03 20:38:59,562 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 34 [2021-05-03 20:39:00,466 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:39:01,164 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2021-05-03 20:39:02,156 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-05-03 20:39:02,795 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2021-05-03 20:39:03,780 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-05-03 20:39:04,330 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 39 [2021-05-03 20:39:05,233 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:39:05,865 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 41 [2021-05-03 20:39:06,807 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:39:07,435 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 43 [2021-05-03 20:39:08,376 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2021-05-03 20:39:08,934 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2021-05-03 20:39:09,911 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-05-03 20:39:10,519 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2021-05-03 20:39:11,444 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2021-05-03 20:39:12,077 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 51 [2021-05-03 20:39:13,130 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 93 [2021-05-03 20:39:13,765 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 51 [2021-05-03 20:39:14,870 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 101 [2021-05-03 20:39:15,672 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 57 [2021-05-03 20:39:17,197 WARN L205 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 155 [2021-05-03 20:39:18,892 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 180 DAG size of output: 165 [2021-05-03 20:39:19,940 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 119 [2021-05-03 20:39:21,032 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 121 [2021-05-03 20:39:22,251 WARN L205 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 131 [2021-05-03 20:39:23,945 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 155 DAG size of output: 136 [2021-05-03 20:39:24,496 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-03 20:39:25,147 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-05-03 20:39:25,446 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-03 20:39:26,081 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2021-05-03 20:39:26,993 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2021-05-03 20:39:27,881 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2021-05-03 20:39:28,202 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:39:28,875 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2021-05-03 20:39:29,788 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:39:30,761 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2021-05-03 20:39:31,751 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2021-05-03 20:39:32,162 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:39:32,831 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2021-05-03 20:39:33,202 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-03 20:39:33,894 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:39:34,242 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-03 20:39:34,965 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2021-05-03 20:39:35,358 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-03 20:39:36,087 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2021-05-03 20:39:36,496 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-03 20:39:37,232 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:39:37,846 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:39:38,415 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-05-03 20:39:40,688 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-03 20:39:43,675 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-05-03 20:39:44,927 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2021-05-03 20:39:46,129 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:39:47,470 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:39:48,704 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 20:39:50,156 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-05-03 20:39:50,948 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2021-05-03 20:39:51,609 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:39:53,307 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-05-03 20:39:53,903 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-03 20:39:54,542 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:39:55,979 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:39:56,618 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-05-03 20:39:57,195 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-03 20:39:58,389 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-05-03 20:39:58,917 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-05-03 20:39:59,462 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-05-03 20:40:00,635 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2021-05-03 20:40:01,182 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-03 20:40:01,772 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-03 20:40:03,209 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-05-03 20:40:04,363 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-03 20:40:05,805 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:40:06,389 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-03 20:40:06,967 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-03 20:40:08,332 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2021-05-03 20:40:08,908 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-05-03 20:40:09,485 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-03 20:40:10,798 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-05-03 20:40:11,374 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:40:11,958 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-03 20:40:13,314 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:40:13,913 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-03 20:40:14,472 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-03 20:40:15,798 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2021-05-03 20:40:16,387 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-03 20:40:17,049 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-03 20:40:18,149 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 79 [2021-05-03 20:40:18,769 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-03 20:40:19,795 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-05-03 20:40:20,663 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2021-05-03 20:40:21,513 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-05-03 20:40:22,463 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2021-05-03 20:40:23,730 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-05-03 20:40:24,680 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 126 [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:40:24,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:40:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:40:24,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-05-03 20:40:25,125 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable598 [2021-05-03 20:40:25,125 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:40:25,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:40:25,126 INFO L82 PathProgramCache]: Analyzing trace with hash -491141896, now seen corresponding path program 18 times [2021-05-03 20:40:25,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:40:25,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228324162] [2021-05-03 20:40:25,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:40:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:40:25,664 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2021-05-03 20:40:26,040 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-05-03 20:40:26,309 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-05-03 20:40:26,586 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-05-03 20:40:26,835 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-05-03 20:40:27,097 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-05-03 20:40:27,389 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2021-05-03 20:40:27,684 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-05-03 20:40:27,971 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2021-05-03 20:40:28,329 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-05-03 20:40:28,665 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-05-03 20:40:29,005 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-05-03 20:40:29,359 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-05-03 20:40:29,704 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-05-03 20:40:30,057 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2021-05-03 20:40:30,558 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-05-03 20:40:31,147 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2021-05-03 20:40:31,398 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-03 20:40:31,680 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-03 20:40:32,408 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-05-03 20:40:33,686 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-05-03 20:40:34,088 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-05-03 20:40:34,782 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-05-03 20:40:35,136 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2021-05-03 20:40:35,605 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-05-03 20:40:36,017 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-05-03 20:40:36,452 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-05-03 20:40:36,898 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-05-03 20:40:38,352 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 81 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:40:38,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228324162] [2021-05-03 20:40:38,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1645783524] [2021-05-03 20:40:38,352 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:40:38,418 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2021-05-03 20:40:38,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:40:38,420 WARN L261 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 151 conjunts are in the unsatisfiable core [2021-05-03 20:40:38,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:40:40,295 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-03 20:40:56,068 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-03 20:40:56,850 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-03 20:40:57,579 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-03 20:40:58,320 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-03 20:40:58,969 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-03 20:40:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:40:59,806 INFO L244 Elim1Store]: Index analysis took 589 ms [2021-05-03 20:41:00,182 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-03 20:41:00,184 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:41:00,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 200 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 10 case distinctions, treesize of input 117 treesize of output 141 [2021-05-03 20:41:00,303 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-05-03 20:41:00,544 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2021-05-03 20:41:00,546 INFO L628 ElimStorePlain]: treesize reduction 4, result has 89.7 percent of original size [2021-05-03 20:41:00,563 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:41:00,563 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:141, output treesize:22 [2021-05-03 20:41:01,086 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2021-05-03 20:41:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:41:01,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:41:01,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 44] total 82 [2021-05-03 20:41:01,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906647310] [2021-05-03 20:41:01,438 INFO L460 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-05-03 20:41:01,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:41:01,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-05-03 20:41:01,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=534, Invalid=6108, Unknown=0, NotChecked=0, Total=6642 [2021-05-03 20:41:01,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:41:01,439 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:41:01,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 1.9878048780487805) internal successors, (163), 82 states have internal predecessors, (163), 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) [2021-05-03 20:41:01,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:41:01,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-05-03 20:41:01,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:41:03,679 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:41:05,035 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2021-05-03 20:41:06,239 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 34 [2021-05-03 20:41:07,565 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-05-03 20:41:08,448 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 37 [2021-05-03 20:41:09,660 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:41:10,438 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 33 [2021-05-03 20:41:11,677 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:41:12,533 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2021-05-03 20:41:13,733 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2021-05-03 20:41:14,546 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 38 [2021-05-03 20:41:15,671 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-05-03 20:41:16,453 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 39 [2021-05-03 20:41:17,611 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:41:18,359 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 42 [2021-05-03 20:41:19,638 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2021-05-03 20:41:20,449 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 43 [2021-05-03 20:41:21,763 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2021-05-03 20:41:22,564 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 45 [2021-05-03 20:41:23,766 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-05-03 20:41:24,531 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2021-05-03 20:41:26,288 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 90 [2021-05-03 20:41:27,398 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 49 [2021-05-03 20:41:28,766 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-05-03 20:41:29,936 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 99 [2021-05-03 20:41:31,736 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 99 [2021-05-03 20:41:33,116 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 104 [2021-05-03 20:41:34,459 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 106 [2021-05-03 20:41:35,420 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 58 [2021-05-03 20:41:37,515 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 183 DAG size of output: 162 [2021-05-03 20:41:40,253 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 194 DAG size of output: 172 [2021-05-03 20:41:41,795 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 126 [2021-05-03 20:41:43,199 WARN L205 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 126 [2021-05-03 20:41:44,502 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2021-05-03 20:41:46,630 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 161 DAG size of output: 141 [2021-05-03 20:41:47,301 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-05-03 20:41:48,065 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 86 [2021-05-03 20:41:48,297 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-03 20:41:49,075 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-05-03 20:41:49,338 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-03 20:41:50,121 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2021-05-03 20:41:50,356 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-03 20:41:51,153 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2021-05-03 20:41:51,417 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-05-03 20:41:52,238 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2021-05-03 20:41:52,577 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-03 20:41:53,456 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:41:53,723 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:41:54,494 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:41:54,805 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:41:55,629 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2021-05-03 20:41:55,948 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-03 20:41:56,869 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:41:57,238 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:41:58,101 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2021-05-03 20:41:58,446 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-03 20:41:59,330 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:41:59,762 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-03 20:42:00,639 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2021-05-03 20:42:01,058 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-03 20:42:02,012 WARN L205 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2021-05-03 20:42:02,410 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-03 20:42:03,327 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:42:03,997 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:42:04,556 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-05-03 20:42:07,658 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-03 20:42:09,034 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-03 20:42:11,831 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-05-03 20:42:13,603 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2021-05-03 20:42:15,071 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:42:17,128 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:42:17,880 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-03 20:42:18,791 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 20:42:20,817 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-05-03 20:42:21,941 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2021-05-03 20:42:22,859 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:42:24,842 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-05-03 20:42:25,680 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-03 20:42:26,612 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:42:28,806 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:42:29,613 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-05-03 20:42:30,712 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-03 20:42:32,696 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-05-03 20:42:33,575 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-05-03 20:42:34,421 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:42:36,327 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:42:37,104 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-03 20:42:37,936 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-03 20:42:39,803 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-05-03 20:42:40,538 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-03 20:42:41,368 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-03 20:42:43,202 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:42:44,075 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:42:44,939 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-03 20:42:46,870 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2021-05-03 20:42:47,664 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-05-03 20:42:48,496 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-03 20:42:50,295 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-05-03 20:42:51,152 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:42:52,005 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-03 20:42:53,801 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:42:54,629 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-03 20:42:55,441 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-03 20:42:57,211 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2021-05-03 20:42:58,015 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-03 20:42:58,804 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-03 20:43:00,576 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 79 [2021-05-03 20:43:01,367 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-03 20:43:02,284 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-03 20:43:03,604 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2021-05-03 20:43:04,267 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-03 20:43:05,259 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-05-03 20:43:06,215 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2021-05-03 20:43:07,073 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2021-05-03 20:43:08,027 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2021-05-03 20:43:09,663 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-05-03 20:43:10,917 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 131 [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:43:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:43:11,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:43:11,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:43:11,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:43:11,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-05-03 20:43:11,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-05-03 20:43:11,402 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable599 [2021-05-03 20:43:11,403 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:43:11,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:43:11,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1429073096, now seen corresponding path program 19 times [2021-05-03 20:43:11,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:43:11,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574222536] [2021-05-03 20:43:11,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:43:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:43:11,816 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2021-05-03 20:43:11,957 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2021-05-03 20:43:12,367 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-05-03 20:43:12,666 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-05-03 20:43:12,961 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-05-03 20:43:13,261 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-05-03 20:43:13,572 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-05-03 20:43:13,906 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2021-05-03 20:43:14,241 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-05-03 20:43:14,608 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2021-05-03 20:43:14,958 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-05-03 20:43:15,335 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-05-03 20:43:15,712 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-05-03 20:43:16,073 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-05-03 20:43:16,434 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-05-03 20:43:16,833 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2021-05-03 20:43:17,255 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-05-03 20:43:17,853 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2021-05-03 20:43:18,505 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2021-05-03 20:43:18,827 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-03 20:43:19,146 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-03 20:43:19,429 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-03 20:43:20,239 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-05-03 20:43:20,581 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-03 20:43:21,227 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:43:21,709 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-05-03 20:43:22,232 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-05-03 20:43:23,098 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-05-03 20:43:23,871 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-05-03 20:43:24,329 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-05-03 20:43:24,785 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-05-03 20:43:25,295 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-05-03 20:43:26,892 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 126 proven. 488 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:43:26,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574222536] [2021-05-03 20:43:26,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945004005] [2021-05-03 20:43:26,893 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:43:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:43:26,939 WARN L261 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 154 conjunts are in the unsatisfiable core [2021-05-03 20:43:26,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:43:30,776 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-03 20:43:32,905 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-03 20:43:33,484 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:43:49,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:43:49,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:43:49,335 INFO L244 Elim1Store]: Index analysis took 121 ms [2021-05-03 20:43:49,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 153 disjoint index pairs (out of 171 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 45 [2021-05-03 20:43:49,350 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:43:49,393 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:43:49,400 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:43:49,400 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:126, output treesize:5 [2021-05-03 20:43:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 0 proven. 614 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:43:49,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:43:49,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 43] total 83 [2021-05-03 20:43:49,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608641018] [2021-05-03 20:43:49,838 INFO L460 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-05-03 20:43:49,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:43:49,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-05-03 20:43:49,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=588, Invalid=6218, Unknown=0, NotChecked=0, Total=6806 [2021-05-03 20:43:49,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:43:49,840 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:43:49,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 2.0602409638554215) internal successors, (171), 83 states have internal predecessors, (171), 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) [2021-05-03 20:43:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:43:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:43:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:43:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:43:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-05-03 20:43:49,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:43:52,008 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:43:53,445 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2021-05-03 20:43:54,625 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2021-05-03 20:43:55,983 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:43:56,909 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2021-05-03 20:43:58,117 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:43:58,924 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 33 [2021-05-03 20:44:00,172 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2021-05-03 20:44:01,080 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2021-05-03 20:44:02,553 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2021-05-03 20:44:03,302 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2021-05-03 20:44:04,568 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:44:05,370 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2021-05-03 20:44:06,660 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2021-05-03 20:44:07,554 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 45 [2021-05-03 20:44:08,881 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2021-05-03 20:44:09,679 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 43 [2021-05-03 20:44:11,043 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2021-05-03 20:44:11,856 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2021-05-03 20:44:13,212 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-05-03 20:44:13,993 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 47 [2021-05-03 20:44:15,246 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 88 [2021-05-03 20:44:16,064 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 49 [2021-05-03 20:44:17,365 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 93 [2021-05-03 20:44:18,286 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 51 [2021-05-03 20:44:19,626 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2021-05-03 20:44:20,446 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 54 [2021-05-03 20:44:21,808 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2021-05-03 20:44:22,629 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 55 [2021-05-03 20:44:24,125 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 111 [2021-05-03 20:44:25,111 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 61 [2021-05-03 20:44:27,329 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 183 DAG size of output: 169 [2021-05-03 20:44:29,795 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 194 DAG size of output: 179 [2021-05-03 20:44:31,440 WARN L205 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-05-03 20:44:32,852 WARN L205 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 131 [2021-05-03 20:44:34,293 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 160 DAG size of output: 141 [2021-05-03 20:44:36,350 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 165 DAG size of output: 146 [2021-05-03 20:44:37,001 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-03 20:44:37,844 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2021-05-03 20:44:38,196 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-03 20:44:38,992 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 86 [2021-05-03 20:44:39,396 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-03 20:44:40,225 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-05-03 20:44:40,616 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-03 20:44:41,477 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2021-05-03 20:44:41,860 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-03 20:44:42,665 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2021-05-03 20:44:43,084 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-05-03 20:44:43,924 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2021-05-03 20:44:44,317 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:44:45,167 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2021-05-03 20:44:45,582 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:44:46,476 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:44:46,910 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:44:47,777 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2021-05-03 20:44:48,279 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-03 20:44:49,229 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:44:49,692 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:44:50,608 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2021-05-03 20:44:51,084 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-03 20:44:52,030 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:44:52,565 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-03 20:44:53,616 WARN L205 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2021-05-03 20:44:54,180 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-03 20:44:55,118 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2021-05-03 20:44:55,621 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-03 20:44:56,638 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:44:57,473 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:44:58,299 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-05-03 20:44:58,821 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-05-03 20:45:01,657 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-03 20:45:03,180 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-03 20:45:06,056 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-05-03 20:45:07,923 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2021-05-03 20:45:09,436 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:45:11,632 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:45:12,443 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-03 20:45:13,372 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 20:45:15,570 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-05-03 20:45:16,843 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2021-05-03 20:45:17,868 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:45:20,112 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-05-03 20:45:20,968 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-03 20:45:21,964 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:45:24,113 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:45:25,020 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-05-03 20:45:26,043 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-03 20:45:28,006 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-05-03 20:45:28,881 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-05-03 20:45:29,909 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:45:31,952 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:45:32,794 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-03 20:45:33,669 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-03 20:45:35,480 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-05-03 20:45:36,357 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-03 20:45:37,174 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-03 20:45:39,003 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:45:39,843 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:45:40,681 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-03 20:45:42,405 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2021-05-03 20:45:43,203 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-05-03 20:45:44,078 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-03 20:45:45,871 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-05-03 20:45:46,714 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:45:47,657 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-03 20:45:49,496 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:45:50,404 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-03 20:45:51,226 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-03 20:45:53,007 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2021-05-03 20:45:53,786 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-03 20:45:54,536 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-03 20:45:56,260 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 79 [2021-05-03 20:45:57,091 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-03 20:45:57,939 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-05-03 20:45:59,708 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2021-05-03 20:46:00,487 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-03 20:46:01,348 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-03 20:46:02,797 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2021-05-03 20:46:03,646 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-03 20:46:05,095 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-05-03 20:46:06,321 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 123 [2021-05-03 20:46:07,512 WARN L205 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-05-03 20:46:08,675 WARN L205 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2021-05-03 20:46:10,612 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-05-03 20:46:12,156 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 154 DAG size of output: 136 [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:46:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:46:12,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:46:12,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-05-03 20:46:12,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-05-03 20:46:12,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-05-03 20:46:12,697 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable620,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:46:12,697 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:46:12,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:46:12,697 INFO L82 PathProgramCache]: Analyzing trace with hash -632188296, now seen corresponding path program 20 times [2021-05-03 20:46:12,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:46:12,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314658807] [2021-05-03 20:46:12,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:46:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:46:13,156 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2021-05-03 20:46:13,314 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2021-05-03 20:46:13,758 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-05-03 20:46:14,097 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-05-03 20:46:14,464 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-05-03 20:46:14,795 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-05-03 20:46:15,145 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-05-03 20:46:15,528 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2021-05-03 20:46:15,909 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-05-03 20:46:16,321 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2021-05-03 20:46:16,776 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-05-03 20:46:17,200 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-05-03 20:46:17,616 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-05-03 20:46:18,011 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-05-03 20:46:18,413 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-05-03 20:46:18,890 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2021-05-03 20:46:19,304 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-05-03 20:46:19,781 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-05-03 20:46:20,465 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-05-03 20:46:21,280 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-05-03 20:46:21,625 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-03 20:46:21,965 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-05-03 20:46:22,278 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-03 20:46:22,616 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-03 20:46:22,921 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-03 20:46:23,456 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-05-03 20:46:25,139 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-05-03 20:46:25,728 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-05-03 20:46:26,156 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 20:46:26,779 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2021-05-03 20:46:27,310 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2021-05-03 20:46:27,871 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-05-03 20:46:28,443 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-05-03 20:46:29,116 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-05-03 20:46:29,670 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-05-03 20:46:31,560 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 126 proven. 560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:46:31,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314658807] [2021-05-03 20:46:31,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300791751] [2021-05-03 20:46:31,561 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:46:31,608 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 20:46:31,608 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:46:31,610 WARN L261 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 162 conjunts are in the unsatisfiable core [2021-05-03 20:46:31,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:46:33,821 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-03 20:46:34,830 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-03 20:46:35,354 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-03 20:46:35,975 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-03 20:46:36,569 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-03 20:46:37,177 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-03 20:46:37,788 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-05-03 20:46:38,408 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:46:39,156 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 20:46:39,812 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-05-03 20:46:40,462 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-03 20:46:41,174 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:46:41,930 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-03 20:46:42,505 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-05-03 20:46:49,533 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:46:56,062 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:46:59,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 20:46:59,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 20:46:59,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 47 [2021-05-03 20:46:59,267 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 20:46:59,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 20:46:59,365 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 20:46:59,365 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:132, output treesize:5 [2021-05-03 20:46:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:46:59,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 20:46:59,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 45] total 87 [2021-05-03 20:46:59,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270718801] [2021-05-03 20:46:59,768 INFO L460 AbstractCegarLoop]: Interpolant automaton has 87 states [2021-05-03 20:46:59,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 20:46:59,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2021-05-03 20:46:59,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=635, Invalid=6847, Unknown=0, NotChecked=0, Total=7482 [2021-05-03 20:46:59,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:46:59,769 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 20:46:59,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 87 states, 87 states have (on average 2.057471264367816) internal successors, (179), 87 states have internal predecessors, (179), 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) [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-05-03 20:46:59,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-05-03 20:46:59,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-05-03 20:46:59,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 20:47:01,996 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-05-03 20:47:03,458 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2021-05-03 20:47:04,760 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2021-05-03 20:47:06,064 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:47:07,026 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2021-05-03 20:47:08,380 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:47:09,259 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 33 [2021-05-03 20:47:10,670 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:47:11,749 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2021-05-03 20:47:13,433 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2021-05-03 20:47:14,356 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 38 [2021-05-03 20:47:15,790 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:47:16,705 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2021-05-03 20:47:18,105 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2021-05-03 20:47:19,026 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 44 [2021-05-03 20:47:20,458 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2021-05-03 20:47:21,351 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 43 [2021-05-03 20:47:22,719 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2021-05-03 20:47:23,533 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 46 [2021-05-03 20:47:24,871 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2021-05-03 20:47:25,676 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-05-03 20:47:27,052 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2021-05-03 20:47:27,943 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 52 [2021-05-03 20:47:29,297 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 93 [2021-05-03 20:47:30,153 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 51 [2021-05-03 20:47:31,525 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2021-05-03 20:47:32,607 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 53 [2021-05-03 20:47:34,188 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2021-05-03 20:47:35,115 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 55 [2021-05-03 20:47:36,668 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 110 [2021-05-03 20:47:37,687 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 57 [2021-05-03 20:47:39,433 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 116 [2021-05-03 20:47:40,589 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 63 [2021-05-03 20:47:42,535 WARN L205 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 176 [2021-05-03 20:47:44,795 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 201 DAG size of output: 186 [2021-05-03 20:47:46,162 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 134 [2021-05-03 20:47:47,615 WARN L205 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 136 [2021-05-03 20:47:49,137 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 165 DAG size of output: 146 [2021-05-03 20:47:51,575 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 170 DAG size of output: 151 [2021-05-03 20:47:52,363 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-03 20:47:53,327 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 92 [2021-05-03 20:47:53,717 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-03 20:47:54,611 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2021-05-03 20:47:55,079 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-03 20:47:55,997 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 86 [2021-05-03 20:47:56,465 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-03 20:47:57,474 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2021-05-03 20:47:57,963 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-03 20:47:58,968 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2021-05-03 20:47:59,421 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-03 20:48:00,423 WARN L205 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2021-05-03 20:48:00,934 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-05-03 20:48:01,894 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2021-05-03 20:48:02,324 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:48:03,184 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2021-05-03 20:48:03,630 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:48:04,515 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-05-03 20:48:05,025 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:48:05,918 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2021-05-03 20:48:06,464 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-03 20:48:07,432 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:48:07,977 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:48:08,888 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2021-05-03 20:48:09,419 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-03 20:48:10,408 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:48:10,970 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-03 20:48:11,993 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2021-05-03 20:48:12,582 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-03 20:48:13,593 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2021-05-03 20:48:14,135 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-03 20:48:15,123 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-05-03 20:48:15,974 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-05-03 20:48:16,732 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-05-03 20:48:17,273 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-05-03 20:48:20,179 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-03 20:48:21,809 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-03 20:48:24,983 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2021-05-03 20:48:26,976 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2021-05-03 20:48:28,865 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-03 20:48:31,235 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2021-05-03 20:48:32,180 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-03 20:48:33,241 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 20:48:35,598 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-05-03 20:48:37,036 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2021-05-03 20:48:38,160 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-03 20:48:40,462 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-05-03 20:48:41,441 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-03 20:48:42,491 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:48:44,771 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-05-03 20:48:45,721 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-05-03 20:48:46,789 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-03 20:48:48,896 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-05-03 20:48:49,856 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-05-03 20:48:50,939 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:48:53,335 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2021-05-03 20:48:54,295 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-03 20:48:55,227 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-03 20:48:57,140 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-05-03 20:48:57,968 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-03 20:48:58,853 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-03 20:49:00,720 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2021-05-03 20:49:01,643 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-03 20:49:02,488 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-03 20:49:04,313 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2021-05-03 20:49:05,127 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-05-03 20:49:06,018 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-03 20:49:07,854 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-05-03 20:49:08,693 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:49:09,531 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-03 20:49:11,302 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-05-03 20:49:12,060 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-03 20:49:12,903 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-03 20:49:14,852 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2021-05-03 20:49:15,747 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-03 20:49:16,749 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-03 20:49:19,129 WARN L205 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2021-05-03 20:49:20,163 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-03 20:49:21,199 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-05-03 20:49:23,227 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2021-05-03 20:49:24,228 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-03 20:49:25,317 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-03 20:49:27,505 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2021-05-03 20:49:28,539 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-03 20:49:29,552 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-03 20:49:31,052 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 88 [2021-05-03 20:49:31,854 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-03 20:49:33,285 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-05-03 20:49:34,481 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 128 [2021-05-03 20:49:35,673 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-05-03 20:49:37,043 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2021-05-03 20:49:38,056 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2021-05-03 20:49:39,268 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2021-05-03 20:49:41,280 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-05-03 20:49:42,817 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 159 DAG size of output: 141 [2021-05-03 20:49:43,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-05-03 20:49:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-05-03 20:49:43,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-05-03 20:49:43,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-05-03 20:49:43,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-05-03 20:49:43,306 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable621 [2021-05-03 20:49:43,307 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 20:49:43,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 20:49:43,307 INFO L82 PathProgramCache]: Analyzing trace with hash -882408776, now seen corresponding path program 21 times [2021-05-03 20:49:43,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 20:49:43,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276820651] [2021-05-03 20:49:43,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 20:49:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 20:49:43,733 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2021-05-03 20:49:43,910 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2021-05-03 20:49:44,419 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-05-03 20:49:44,804 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-05-03 20:49:45,187 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-05-03 20:49:45,604 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-05-03 20:49:46,038 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-05-03 20:49:46,496 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2021-05-03 20:49:46,921 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-05-03 20:49:47,390 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2021-05-03 20:49:47,877 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-05-03 20:49:48,364 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-05-03 20:49:48,847 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-05-03 20:49:49,327 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-05-03 20:49:49,867 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-05-03 20:49:50,373 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2021-05-03 20:49:50,936 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-05-03 20:49:51,441 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-05-03 20:49:51,987 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2021-05-03 20:49:52,830 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-05-03 20:49:53,770 WARN L205 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2021-05-03 20:49:54,222 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-03 20:49:54,658 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-03 20:49:55,329 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 79 [2021-05-03 20:49:55,735 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-03 20:49:56,167 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-03 20:49:56,615 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-03 20:49:57,285 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2021-05-03 20:49:57,782 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-03 20:49:58,278 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-05-03 20:49:58,793 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-03 20:49:59,582 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-05-03 20:50:00,352 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2021-05-03 20:50:00,917 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 20:50:01,697 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2021-05-03 20:50:02,248 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-05-03 20:50:02,848 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-03 20:50:03,614 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-05-03 20:50:04,385 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2021-05-03 20:50:05,194 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2021-05-03 20:50:05,811 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-05-03 20:50:07,040 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2021-05-03 20:50:08,015 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 111 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 20:50:08,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276820651] [2021-05-03 20:50:08,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182686360] [2021-05-03 20:50:08,016 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:50:08,089 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-05-03 20:50:08,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 20:50:08,091 WARN L261 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 175 conjunts are in the unsatisfiable core [2021-05-03 20:50:08,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 20:50:10,024 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-05-03 20:50:10,728 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-05-03 20:50:11,446 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-03 20:50:12,182 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-05-03 20:50:12,864 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-03 20:50:13,586 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-03 20:50:14,301 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-03 20:50:15,044 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-03 20:50:15,720 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-03 20:50:16,420 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-03 20:50:17,128 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-03 20:50:17,935 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-03 20:50:18,712 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-03 20:50:19,471 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-03 20:50:20,290 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-05-03 20:50:21,119 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-03 20:50:21,977 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-03 20:50:22,875 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 Received shutdown request... [2021-05-03 20:50:23,367 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable622,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 20:50:23,368 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-03 20:50:23,377 WARN L224 ceAbstractionStarter]: Timeout [2021-05-03 20:50:23,377 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 08:50:23 BasicIcfg [2021-05-03 20:50:23,377 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-03 20:50:23,377 INFO L168 Benchmark]: Toolchain (without parser) took 878944.75 ms. Allocated memory was 354.4 MB in the beginning and 750.8 MB in the end (delta: 396.4 MB). Free memory was 334.1 MB in the beginning and 533.4 MB in the end (delta: -199.2 MB). Peak memory consumption was 199.9 MB. Max. memory is 16.0 GB. [2021-05-03 20:50:23,377 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory is still 335.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 20:50:23,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.01 ms. Allocated memory is still 354.4 MB. Free memory was 334.0 MB in the beginning and 332.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 20:50:23,378 INFO L168 Benchmark]: Boogie Preprocessor took 14.34 ms. Allocated memory is still 354.4 MB. Free memory was 332.5 MB in the beginning and 331.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-03 20:50:23,378 INFO L168 Benchmark]: RCFGBuilder took 178.28 ms. Allocated memory is still 354.4 MB. Free memory was 331.5 MB in the beginning and 318.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-03 20:50:23,378 INFO L168 Benchmark]: TraceAbstraction took 878727.69 ms. Allocated memory was 354.4 MB in the beginning and 750.8 MB in the end (delta: 396.4 MB). Free memory was 318.4 MB in the beginning and 533.4 MB in the end (delta: -215.0 MB). Peak memory consumption was 183.1 MB. Max. memory is 16.0 GB. [2021-05-03 20:50:23,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory is still 335.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.01 ms. Allocated memory is still 354.4 MB. Free memory was 334.0 MB in the beginning and 332.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 14.34 ms. Allocated memory is still 354.4 MB. Free memory was 332.5 MB in the beginning and 331.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 178.28 ms. Allocated memory is still 354.4 MB. Free memory was 331.5 MB in the beginning and 318.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 878727.69 ms. Allocated memory was 354.4 MB in the beginning and 750.8 MB in the end (delta: 396.4 MB). Free memory was 318.4 MB in the beginning and 533.4 MB in the end (delta: -215.0 MB). Peak memory consumption was 183.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 36050, positive: 31551, positive conditional: 31551, positive unconditional: 0, negative: 4499, negative conditional: 4499, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 31551, positive: 31551, positive conditional: 31551, 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: 31551, positive: 31551, positive conditional: 0, positive unconditional: 31551, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 31551, positive: 31512, positive conditional: 0, positive unconditional: 31512, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 39, unknown conditional: 0, unknown unconditional: 39] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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: 4499 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 99 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 69 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 878603.7ms, OverallIterations: 25, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.4ms, PartialOrderReductionTime: 643629.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1306, 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: 178.1ms SsaConstructionTime, 903.6ms SatisfiabilityAnalysisTime, 188567.9ms InterpolantComputationTime, 2462 NumberOfCodeBlocks, 2462 NumberOfCodeBlocksAsserted, 144 NumberOfCheckSat, 2416 ConstructedInterpolants, 306 QuantifiedInterpolants, 142510 SizeOfPredicates, 114 NumberOfNonLiveVariables, 3096 ConjunctsInSsa, 1401 ConjunctsInUnsatCore, 46 InterpolantComputations, 2 PerfectInterpolantSequences, 1666/9557 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