/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 06:04:26,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 06:04:26,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 06:04:26,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 06:04:26,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 06:04:26,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 06:04:26,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 06:04:26,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 06:04:26,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 06:04:26,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 06:04:26,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 06:04:26,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 06:04:26,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 06:04:26,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 06:04:26,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 06:04:26,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 06:04:26,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-14 06:04:26,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 06:04:26,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 06:04:26,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 06:04:26,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf [2021-06-14 06:04:26,112 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 06:04:26,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 06:04:26,112 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 06:04:26,112 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 06:04:26,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 06:04:26,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 06:04:26,113 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 06:04:26,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 06:04:26,113 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 06:04:26,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 06:04:26,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 06:04:26,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 06:04:26,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 06:04:26,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 06:04:26,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 06:04:26,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 06:04:26,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 06:04:26,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 06:04:26,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 06:04:26,127 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 06:04:26,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 06:04:26,127 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 06:04:26,128 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 06:04:26,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 06:04:26,128 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 06:04:26,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 06:04:26,128 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 06:04:26,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 06:04:26,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 06:04:26,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 06:04:26,380 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 06:04:26,380 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 06:04:26,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl [2021-06-14 06:04:26,381 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl' [2021-06-14 06:04:26,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 06:04:26,409 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 06:04:26,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 06:04:26,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 06:04:26,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 06:04:26,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 06:04:26,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 06:04:26,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 06:04:26,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 06:04:26,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... [2021-06-14 06:04:26,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 06:04:26,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 06:04:26,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 06:04:26,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 06:04:26,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 06:04:26,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-14 06:04:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-14 06:04:26,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-14 06:04:26,519 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-14 06:04:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-14 06:04:26,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-14 06:04:26,519 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 06:04:26,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 06:04:26,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 06:04:26,520 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 06:04:26,651 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 06:04:26,651 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-14 06:04:26,652 INFO L202 PluginConnector]: Adding new model nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:04:26 BoogieIcfgContainer [2021-06-14 06:04:26,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 06:04:26,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 06:04:26,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 06:04:26,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 06:04:26,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:04:26" (1/2) ... [2021-06-14 06:04:26,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f81416 and model type nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:04:26, skipping insertion in model container [2021-06-14 06:04:26,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:04:26" (2/2) ... [2021-06-14 06:04:26,657 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-counter-alt2.wvr.bpl [2021-06-14 06:04:26,661 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 06:04:26,661 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 06:04:26,661 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 06:04:26,662 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 06:04:26,682 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-14 06:04:26,696 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 06:04:26,730 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 06:04:26,731 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 06:04:26,731 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 06:04:26,731 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 06:04:26,731 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 06:04:26,731 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 06:04:26,731 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 06:04:26,731 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 06:04:26,753 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:26,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:26,757 INFO L82 PathProgramCache]: Analyzing trace with hash -164187069, now seen corresponding path program 1 times [2021-06-14 06:04:26,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:26,762 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783658360] [2021-06-14 06:04:26,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:04:26,917 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:26,917 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783658360] [2021-06-14 06:04:26,918 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783658360] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 06:04:26,918 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 06:04:26,918 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 06:04:26,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839612517] [2021-06-14 06:04:26,921 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 06:04:26,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:26,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 06:04:26,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 06:04:26,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:26,932 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:26,933 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:26,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:27,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:27,042 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 06:04:27,042 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:27,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:27,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1642661567, now seen corresponding path program 1 times [2021-06-14 06:04:27,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:27,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222921626] [2021-06-14 06:04:27,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:27,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:04:27,128 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:27,128 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222921626] [2021-06-14 06:04:27,128 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222921626] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:27,128 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033980515] [2021-06-14 06:04:27,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:27,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-14 06:04:27,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:27,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:04:27,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033980515] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:27,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:27,309 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-14 06:04:27,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778071460] [2021-06-14 06:04:27,310 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 06:04:27,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:27,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 06:04:27,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-14 06:04:27,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:27,311 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:27,311 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:27,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:27,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:27,560 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:27,561 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:27,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:27,561 INFO L82 PathProgramCache]: Analyzing trace with hash -524669891, now seen corresponding path program 2 times [2021-06-14 06:04:27,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:27,562 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513122745] [2021-06-14 06:04:27,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:04:27,679 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:27,679 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513122745] [2021-06-14 06:04:27,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513122745] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:27,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347284914] [2021-06-14 06:04:27,680 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 [2021-06-14 06:04:27,725 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 06:04:27,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:04:27,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-14 06:04:27,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:04:27,964 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347284914] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:27,964 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:27,965 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2021-06-14 06:04:27,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064047846] [2021-06-14 06:04:27,965 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-14 06:04:27,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:27,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-14 06:04:27,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2021-06-14 06:04:27,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:27,969 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:27,969 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 17 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:27,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:27,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:27,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:28,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:28,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:28,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:28,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:28,469 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:28,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:28,469 INFO L82 PathProgramCache]: Analyzing trace with hash -174302533, now seen corresponding path program 3 times [2021-06-14 06:04:28,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:28,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822569520] [2021-06-14 06:04:28,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:04:28,609 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:28,609 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822569520] [2021-06-14 06:04:28,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822569520] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:28,609 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4687910] [2021-06-14 06:04:28,609 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:28,635 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-14 06:04:28,635 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:04:28,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-14 06:04:28,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:04:28,855 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4687910] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:28,855 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:28,855 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2021-06-14 06:04:28,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650562673] [2021-06-14 06:04:28,860 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-14 06:04:28,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:28,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-14 06:04:28,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2021-06-14 06:04:28,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:28,862 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:28,862 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 17 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:28,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:28,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:28,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:28,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:29,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:29,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:29,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:29,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:29,496 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:29,499 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:29,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:29,499 INFO L82 PathProgramCache]: Analyzing trace with hash -507178321, now seen corresponding path program 4 times [2021-06-14 06:04:29,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:29,499 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229110706] [2021-06-14 06:04:29,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:29,635 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 43 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 06:04:29,635 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:29,635 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229110706] [2021-06-14 06:04:29,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229110706] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:29,636 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326104004] [2021-06-14 06:04:29,636 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:29,668 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 06:04:29,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:04:29,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-14 06:04:29,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:30,114 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-14 06:04:30,114 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326104004] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:30,114 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:30,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14] total 25 [2021-06-14 06:04:30,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114956988] [2021-06-14 06:04:30,114 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-14 06:04:30,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:30,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-14 06:04:30,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=547, Unknown=0, NotChecked=0, Total=650 [2021-06-14 06:04:30,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:30,115 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:30,115 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.269230769230769) internal successors, (59), 25 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:31,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:31,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:31,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:31,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:31,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:31,244 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:31,245 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:31,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:31,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1234250153, now seen corresponding path program 5 times [2021-06-14 06:04:31,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:31,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510296034] [2021-06-14 06:04:31,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 17 proven. 72 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-06-14 06:04:31,574 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:31,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510296034] [2021-06-14 06:04:31,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510296034] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:31,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578959114] [2021-06-14 06:04:31,575 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:31,620 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-14 06:04:31,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:04:31,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-14 06:04:31,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 06:04:31,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1578959114] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:31,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:31,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2021-06-14 06:04:31,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317314138] [2021-06-14 06:04:31,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-14 06:04:31,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:31,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-14 06:04:31,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=599, Unknown=0, NotChecked=0, Total=702 [2021-06-14 06:04:31,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:31,937 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:31,937 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.5185185185185186) internal successors, (68), 27 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) [2021-06-14 06:04:31,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:31,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:31,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:31,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:31,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:31,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:33,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:33,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:33,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:33,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:33,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:33,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:04:33,518 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-14 06:04:33,518 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:33,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:33,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1472706839, now seen corresponding path program 6 times [2021-06-14 06:04:33,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:33,519 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782169777] [2021-06-14 06:04:33,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 31 proven. 222 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-14 06:04:34,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:34,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782169777] [2021-06-14 06:04:34,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782169777] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:34,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923721305] [2021-06-14 06:04:34,158 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:34,220 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-06-14 06:04:34,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:04:34,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-14 06:04:34,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 16 proven. 252 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:04:35,766 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [923721305] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:35,766 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:35,766 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 29] total 49 [2021-06-14 06:04:35,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628561795] [2021-06-14 06:04:35,767 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-06-14 06:04:35,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:35,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-06-14 06:04:35,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=2278, Unknown=0, NotChecked=0, Total=2450 [2021-06-14 06:04:35,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:35,768 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:35,768 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 2.14) internal successors, (107), 49 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:35,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:35,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:35,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:35,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:35,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:35,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:04:35,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:04:40,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:04:40,346 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:40,347 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:40,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:40,347 INFO L82 PathProgramCache]: Analyzing trace with hash -618787973, now seen corresponding path program 7 times [2021-06-14 06:04:40,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:40,347 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195149067] [2021-06-14 06:04:40,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:41,309 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 39 proven. 590 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-06-14 06:04:41,309 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:41,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195149067] [2021-06-14 06:04:41,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195149067] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:41,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069051447] [2021-06-14 06:04:41,310 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:41,373 WARN L261 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 137 conjunts are in the unsatisfiable core [2021-06-14 06:04:41,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:44,130 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 31 proven. 659 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-14 06:04:44,131 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069051447] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:44,131 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:44,131 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 38] total 65 [2021-06-14 06:04:44,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925074531] [2021-06-14 06:04:44,131 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-06-14 06:04:44,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:44,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-06-14 06:04:44,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=384, Invalid=3906, Unknown=0, NotChecked=0, Total=4290 [2021-06-14 06:04:44,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:44,133 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:44,133 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 2.1363636363636362) internal successors, (141), 65 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:44,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:44,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:44,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:44,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:44,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:44,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:04:44,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:04:44,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:48,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:48,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:48,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:48,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:04:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:04:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:04:48,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable96 [2021-06-14 06:04:48,651 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:04:48,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:04:48,651 INFO L82 PathProgramCache]: Analyzing trace with hash 225472619, now seen corresponding path program 8 times [2021-06-14 06:04:48,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:04:48,651 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982170016] [2021-06-14 06:04:48,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:04:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:04:51,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 15 proven. 1036 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-14 06:04:51,788 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:04:51,788 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982170016] [2021-06-14 06:04:51,788 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982170016] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:51,789 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101430100] [2021-06-14 06:04:51,789 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:04:51,847 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 06:04:51,847 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:04:51,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 116 conjunts are in the unsatisfiable core [2021-06-14 06:04:51,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:04:56,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 35 proven. 995 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-06-14 06:04:56,291 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101430100] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:04:56,291 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:04:56,291 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 41] total 91 [2021-06-14 06:04:56,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989397177] [2021-06-14 06:04:56,291 INFO L462 AbstractCegarLoop]: Interpolant automaton has 92 states [2021-06-14 06:04:56,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:04:56,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2021-06-14 06:04:56,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=8012, Unknown=0, NotChecked=0, Total=8372 [2021-06-14 06:04:56,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:56,294 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:04:56,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 92 states, 92 states have (on average 2.0652173913043477) internal successors, (190), 91 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:04:56,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:04:58,771 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2021-06-14 06:05:01,989 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 29 [2021-06-14 06:05:02,279 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 30 [2021-06-14 06:05:02,591 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 31 [2021-06-14 06:05:02,843 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 27 [2021-06-14 06:05:03,074 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2021-06-14 06:05:03,364 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 33 [2021-06-14 06:05:03,645 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 34 [2021-06-14 06:05:03,878 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 29 [2021-06-14 06:05:04,115 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 31 [2021-06-14 06:05:04,843 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 31 [2021-06-14 06:05:05,076 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 33 [2021-06-14 06:05:05,391 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 35 [2021-06-14 06:05:05,712 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2021-06-14 06:05:05,940 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 31 [2021-06-14 06:05:06,159 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 33 [2021-06-14 06:05:06,449 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 35 [2021-06-14 06:05:06,717 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2021-06-14 06:05:06,977 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 31 [2021-06-14 06:05:07,208 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 33 [2021-06-14 06:05:07,487 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 35 [2021-06-14 06:05:07,766 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2021-06-14 06:05:08,016 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 31 [2021-06-14 06:05:08,252 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 35 [2021-06-14 06:05:08,635 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 37 [2021-06-14 06:05:08,870 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2021-06-14 06:05:09,115 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 41 [2021-06-14 06:05:09,323 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 33 [2021-06-14 06:05:09,693 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 32 [2021-06-14 06:05:09,925 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 34 [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:05:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-14 06:05:11,357 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:05:11,357 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:05:11,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:05:11,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1928536371, now seen corresponding path program 9 times [2021-06-14 06:05:11,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:05:11,357 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874459171] [2021-06-14 06:05:11,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:05:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:05:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 24 proven. 891 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-06-14 06:05:12,711 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:05:12,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874459171] [2021-06-14 06:05:12,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874459171] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:05:12,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1625898766] [2021-06-14 06:05:12,711 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:05:12,789 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 22 check-sat command(s) [2021-06-14 06:05:12,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:05:12,791 WARN L261 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 124 conjunts are in the unsatisfiable core [2021-06-14 06:05:12,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:05:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 66 proven. 859 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-06-14 06:05:16,192 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1625898766] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:05:16,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:05:16,193 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 39] total 79 [2021-06-14 06:05:16,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807503705] [2021-06-14 06:05:16,193 INFO L462 AbstractCegarLoop]: Interpolant automaton has 80 states [2021-06-14 06:05:16,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:05:16,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-06-14 06:05:16,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=5938, Unknown=0, NotChecked=0, Total=6320 [2021-06-14 06:05:16,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:05:16,195 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:05:16,195 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 80 states, 80 states have (on average 2.0875) internal successors, (167), 79 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:05:16,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-14 06:05:16,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:05:26,850 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 47 [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:05:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-14 06:05:29,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-06-14 06:05:29,471 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable289 [2021-06-14 06:05:29,472 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:05:29,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:05:29,472 INFO L82 PathProgramCache]: Analyzing trace with hash -703880207, now seen corresponding path program 10 times [2021-06-14 06:05:29,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:05:29,472 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707679663] [2021-06-14 06:05:29,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:05:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:05:30,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 72 proven. 984 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-06-14 06:05:30,582 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:05:30,582 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707679663] [2021-06-14 06:05:30,582 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707679663] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:05:30,582 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2003099327] [2021-06-14 06:05:30,582 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:05:30,656 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 06:05:30,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:05:30,658 WARN L261 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 160 conjunts are in the unsatisfiable core [2021-06-14 06:05:30,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:05:34,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 105 proven. 943 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-14 06:05:34,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2003099327] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:05:34,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:05:34,688 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42] total 83 [2021-06-14 06:05:34,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072026679] [2021-06-14 06:05:34,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-14 06:05:34,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:05:34,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-14 06:05:34,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=518, Invalid=6454, Unknown=0, NotChecked=0, Total=6972 [2021-06-14 06:05:34,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:05:34,691 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:05:34,691 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.142857142857143) internal successors, (180), 83 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-06-14 06:05:34,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:05:41,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:05:41,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:05:41,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-06-14 06:05:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 06:05:41,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable386 [2021-06-14 06:05:41,861 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:05:41,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:05:41,861 INFO L82 PathProgramCache]: Analyzing trace with hash -48255517, now seen corresponding path program 11 times [2021-06-14 06:05:41,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:05:41,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789860483] [2021-06-14 06:05:41,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:05:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:05:43,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 60 proven. 1345 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-06-14 06:05:43,351 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:05:43,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789860483] [2021-06-14 06:05:43,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789860483] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:05:43,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764577200] [2021-06-14 06:05:43,351 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:05:43,479 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2021-06-14 06:05:43,479 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:05:43,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 92 conjunts are in the unsatisfiable core [2021-06-14 06:05:43,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:05:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 337 proven. 1071 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-06-14 06:05:46,075 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764577200] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:05:46,075 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:05:46,075 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 43] total 83 [2021-06-14 06:05:46,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774164915] [2021-06-14 06:05:46,076 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-14 06:05:46,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:05:46,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-14 06:05:46,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=6326, Unknown=0, NotChecked=0, Total=6806 [2021-06-14 06:05:46,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:05:46,077 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:05:46,077 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 2.289156626506024) internal successors, (190), 83 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:05:46,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:05:46,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 06:05:46,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:05:48,199 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 48 [2021-06-14 06:05:48,605 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2021-06-14 06:05:53,811 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2021-06-14 06:06:05,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:06:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:06:05,478 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable472,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:06:05,480 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:06:05,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:06:05,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1835172817, now seen corresponding path program 12 times [2021-06-14 06:06:05,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:06:05,481 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627035624] [2021-06-14 06:06:05,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:06:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:06:09,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1754 backedges. 19 proven. 1732 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-14 06:06:09,382 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:06:09,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627035624] [2021-06-14 06:06:09,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627035624] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:06:09,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642933016] [2021-06-14 06:06:09,382 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:06:09,494 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2021-06-14 06:06:09,494 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:06:09,497 WARN L261 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 173 conjunts are in the unsatisfiable core [2021-06-14 06:06:09,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:06:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1754 backedges. 45 proven. 1674 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-14 06:06:15,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642933016] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:06:15,776 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:06:15,776 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 51] total 112 [2021-06-14 06:06:15,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599791221] [2021-06-14 06:06:15,776 INFO L462 AbstractCegarLoop]: Interpolant automaton has 113 states [2021-06-14 06:06:15,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:06:15,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2021-06-14 06:06:15,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=572, Invalid=12084, Unknown=0, NotChecked=0, Total=12656 [2021-06-14 06:06:15,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:06:15,779 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:06:15,779 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 113 states, 113 states have (on average 2.079646017699115) internal successors, (235), 112 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:06:15,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:06:15,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:06:15,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:06:36,260 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2021-06-14 06:06:37,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:06:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:06:37,524 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable495 [2021-06-14 06:06:37,525 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:06:37,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:06:37,525 INFO L82 PathProgramCache]: Analyzing trace with hash -150785859, now seen corresponding path program 13 times [2021-06-14 06:06:37,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:06:37,525 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970124309] [2021-06-14 06:06:37,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:06:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:06:41,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2512 backedges. 47 proven. 2450 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-14 06:06:41,881 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:06:41,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970124309] [2021-06-14 06:06:41,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970124309] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:06:41,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858268244] [2021-06-14 06:06:41,881 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:06:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:06:42,010 WARN L261 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 203 conjunts are in the unsatisfiable core [2021-06-14 06:06:42,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:06:49,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2512 backedges. 47 proven. 2366 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-06-14 06:06:49,941 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858268244] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:06:49,941 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:06:49,941 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 53] total 115 [2021-06-14 06:06:49,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398896814] [2021-06-14 06:06:49,942 INFO L462 AbstractCegarLoop]: Interpolant automaton has 116 states [2021-06-14 06:06:49,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:06:49,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2021-06-14 06:06:49,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=12996, Unknown=0, NotChecked=0, Total=13340 [2021-06-14 06:06:49,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:06:49,944 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:06:49,944 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 116 states, 116 states have (on average 2.1379310344827585) internal successors, (248), 115 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:06:49,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:06:49,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:06:55,884 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 34 [2021-06-14 06:06:56,733 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 34 [2021-06-14 06:06:57,593 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 34 [2021-06-14 06:06:58,506 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 34 [2021-06-14 06:06:59,420 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 34 [2021-06-14 06:07:00,364 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2021-06-14 06:07:01,305 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 34 [2021-06-14 06:07:02,263 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 34 [2021-06-14 06:07:03,202 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 34 [2021-06-14 06:07:04,147 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 34 [2021-06-14 06:07:05,108 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 34 [2021-06-14 06:07:07,399 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 34 [2021-06-14 06:07:08,381 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 34 [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:07:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:07:08,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:07:09,185 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable608,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:07:09,185 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:07:09,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:07:09,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1446675897, now seen corresponding path program 14 times [2021-06-14 06:07:09,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:07:09,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706986272] [2021-06-14 06:07:09,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:07:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:07:14,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2650 backedges. 8 proven. 2627 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-14 06:07:14,183 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:07:14,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706986272] [2021-06-14 06:07:14,183 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706986272] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:07:14,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385589798] [2021-06-14 06:07:14,183 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:07:14,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 06:07:14,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:07:14,314 WARN L261 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 209 conjunts are in the unsatisfiable core [2021-06-14 06:07:14,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:07:23,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2650 backedges. 49 proven. 2502 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-06-14 06:07:23,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385589798] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:07:23,055 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:07:23,055 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 55] total 127 [2021-06-14 06:07:23,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377943038] [2021-06-14 06:07:23,055 INFO L462 AbstractCegarLoop]: Interpolant automaton has 128 states [2021-06-14 06:07:23,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:07:23,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2021-06-14 06:07:23,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=682, Invalid=15574, Unknown=0, NotChecked=0, Total=16256 [2021-06-14 06:07:23,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:07:23,057 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:07:23,057 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 128 states, 128 states have (on average 2.0625) internal successors, (264), 127 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:07:23,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:07:23,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:07:23,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:07:23,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:07:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:07:52,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:07:52,497 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable728,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:07:52,497 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:07:52,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:07:52,498 INFO L82 PathProgramCache]: Analyzing trace with hash 2082427309, now seen corresponding path program 15 times [2021-06-14 06:07:52,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:07:52,498 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53841000] [2021-06-14 06:07:52,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:07:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:07:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3176 backedges. 53 proven. 3101 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-14 06:07:57,312 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:07:57,313 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53841000] [2021-06-14 06:07:57,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53841000] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:07:57,313 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219926780] [2021-06-14 06:07:57,313 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:07:57,474 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 31 check-sat command(s) [2021-06-14 06:07:57,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:07:57,478 WARN L261 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 310 conjunts are in the unsatisfiable core [2021-06-14 06:07:57,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:08:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3176 backedges. 51 proven. 3010 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-06-14 06:08:05,789 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [219926780] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:08:05,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:08:05,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 57] total 130 [2021-06-14 06:08:05,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617333864] [2021-06-14 06:08:05,790 INFO L462 AbstractCegarLoop]: Interpolant automaton has 131 states [2021-06-14 06:08:05,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:08:05,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants. [2021-06-14 06:08:05,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=839, Invalid=16191, Unknown=0, NotChecked=0, Total=17030 [2021-06-14 06:08:05,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:08:05,791 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:08:05,791 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 131 states, 131 states have (on average 2.0839694656488548) internal successors, (273), 130 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:08:05,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:08:05,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:08:05,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:08:05,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:08:05,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:08:18,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:08:18,401 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable876,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:08:18,401 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:08:18,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:08:18,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1693495771, now seen corresponding path program 16 times [2021-06-14 06:08:18,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:08:18,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403691210] [2021-06-14 06:08:18,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:08:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:08:21,129 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 32 [2021-06-14 06:08:29,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3538 backedges. 45 proven. 3486 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-14 06:08:29,299 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:08:29,299 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403691210] [2021-06-14 06:08:29,299 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403691210] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:08:29,299 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253703368] [2021-06-14 06:08:29,299 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:08:29,437 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 06:08:29,438 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:08:29,441 WARN L261 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 239 conjunts are in the unsatisfiable core [2021-06-14 06:08:29,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:08:41,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3538 backedges. 53 proven. 3366 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-06-14 06:08:41,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253703368] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:08:41,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:08:41,015 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [86, 59] total 144 [2021-06-14 06:08:41,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754033907] [2021-06-14 06:08:41,016 INFO L462 AbstractCegarLoop]: Interpolant automaton has 145 states [2021-06-14 06:08:41,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:08:41,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2021-06-14 06:08:41,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=631, Invalid=20249, Unknown=0, NotChecked=0, Total=20880 [2021-06-14 06:08:41,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:08:41,017 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:08:41,017 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 145 states, 145 states have (on average 2.0482758620689654) internal successors, (297), 144 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:08:41,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:08:41,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:08:41,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:08:41,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:08:41,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:08:41,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:08:41,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:09:06,164 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 29 [2021-06-14 06:09:08,330 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2021-06-14 06:09:08,626 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 47 [2021-06-14 06:09:08,895 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2021-06-14 06:09:09,262 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 55 [2021-06-14 06:09:09,949 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 58 [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:09:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:09:11,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:09:11,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:09:11,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:09:11,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:09:11,243 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1008 [2021-06-14 06:09:11,243 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:09:11,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:09:11,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1074069399, now seen corresponding path program 17 times [2021-06-14 06:09:11,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:09:11,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681992383] [2021-06-14 06:09:11,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:09:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:09:19,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4265 backedges. 85 proven. 4128 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-06-14 06:09:19,380 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:09:19,380 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681992383] [2021-06-14 06:09:19,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681992383] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:09:19,380 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345133286] [2021-06-14 06:09:19,380 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:09:19,630 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 34 check-sat command(s) [2021-06-14 06:09:19,630 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:09:19,634 WARN L261 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 265 conjunts are in the unsatisfiable core [2021-06-14 06:09:19,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:09:30,115 INFO L134 CoverageAnalysis]: Checked inductivity of 4265 backedges. 55 proven. 4066 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-06-14 06:09:30,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1345133286] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:09:30,115 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:09:30,115 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 61] total 142 [2021-06-14 06:09:30,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625351449] [2021-06-14 06:09:30,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 143 states [2021-06-14 06:09:30,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:09:30,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2021-06-14 06:09:30,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1002, Invalid=19304, Unknown=0, NotChecked=0, Total=20306 [2021-06-14 06:09:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:09:30,117 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:09:30,117 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 143 states, 143 states have (on average 2.0839160839160837) internal successors, (298), 142 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:09:30,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:09:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:09:34,202 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 62 [2021-06-14 06:09:49,492 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 36 [2021-06-14 06:09:50,478 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 34 [2021-06-14 06:09:50,770 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 35 [2021-06-14 06:09:52,822 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2021-06-14 06:09:53,089 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 35 [2021-06-14 06:09:54,099 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2021-06-14 06:09:54,357 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2021-06-14 06:09:55,260 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2021-06-14 06:09:55,533 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 35 [2021-06-14 06:09:56,497 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2021-06-14 06:09:56,765 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2021-06-14 06:09:57,677 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 34 [2021-06-14 06:10:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:10:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:10:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:10:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:10:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:10:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:10:00,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:10:00,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1174,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:10:00,625 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:10:00,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:10:00,625 INFO L82 PathProgramCache]: Analyzing trace with hash -275519343, now seen corresponding path program 18 times [2021-06-14 06:10:00,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:10:00,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439747851] [2021-06-14 06:10:00,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:10:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:10:05,586 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 35 [2021-06-14 06:10:06,772 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 46 [2021-06-14 06:10:07,126 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 44 [2021-06-14 06:10:07,363 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 42 [2021-06-14 06:10:08,124 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 37 [2021-06-14 06:10:08,364 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2021-06-14 06:10:08,628 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 48 [2021-06-14 06:10:08,934 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 49 [2021-06-14 06:10:09,193 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 53 [2021-06-14 06:10:09,432 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 47 [2021-06-14 06:10:09,676 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 47 [2021-06-14 06:10:09,984 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 49 [2021-06-14 06:10:10,260 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 47 [2021-06-14 06:10:10,703 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2021-06-14 06:10:10,934 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 37 [2021-06-14 06:10:11,166 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 39 [2021-06-14 06:10:11,407 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 36 [2021-06-14 06:10:11,677 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2021-06-14 06:10:12,148 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 44 [2021-06-14 06:10:12,400 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 43 [2021-06-14 06:10:12,702 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 43 [2021-06-14 06:10:13,020 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 43 [2021-06-14 06:10:13,339 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 42 [2021-06-14 06:10:13,655 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 40 [2021-06-14 06:10:13,985 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 52 [2021-06-14 06:10:14,307 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 52 [2021-06-14 06:10:14,728 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 62 [2021-06-14 06:10:15,015 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 54 [2021-06-14 06:10:16,398 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2021-06-14 06:10:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4562 backedges. 2 proven. 4559 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:10:18,387 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:10:18,387 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439747851] [2021-06-14 06:10:18,387 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439747851] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:10:18,387 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678143494] [2021-06-14 06:10:18,387 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 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 [2021-06-14 06:10:18,805 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 34 check-sat command(s) [2021-06-14 06:10:18,806 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:10:18,812 WARN L261 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 249 conjunts are in the unsatisfiable core [2021-06-14 06:10:18,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:10:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4562 backedges. 57 proven. 4356 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-06-14 06:10:34,600 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678143494] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:10:34,600 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:10:34,601 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 63] total 160 [2021-06-14 06:10:34,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501360347] [2021-06-14 06:10:34,601 INFO L462 AbstractCegarLoop]: Interpolant automaton has 161 states [2021-06-14 06:10:34,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:10:34,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2021-06-14 06:10:34,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=623, Invalid=25137, Unknown=0, NotChecked=0, Total=25760 [2021-06-14 06:10:34,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:10:34,602 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:10:34,602 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 161 states, 161 states have (on average 2.0434782608695654) internal successors, (329), 160 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:10:34,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:10:34,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:10:34,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:10:34,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:10:41,317 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 64 [2021-06-14 06:10:47,243 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 26 [2021-06-14 06:10:47,623 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 29 [2021-06-14 06:10:48,813 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2021-06-14 06:10:49,229 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 29 [2021-06-14 06:10:50,489 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 27 [2021-06-14 06:10:50,936 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 30 [2021-06-14 06:10:52,340 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 27 [2021-06-14 06:10:52,845 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 30 [2021-06-14 06:10:54,392 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 27 [2021-06-14 06:10:54,935 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 30 [2021-06-14 06:10:55,806 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 32 [2021-06-14 06:10:56,400 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2021-06-14 06:10:56,938 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 30 [2021-06-14 06:10:58,535 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 27 [2021-06-14 06:10:59,095 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 30 [2021-06-14 06:11:00,664 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 26 [2021-06-14 06:11:01,253 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 29 [2021-06-14 06:11:01,717 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2021-06-14 06:11:02,226 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 31 [2021-06-14 06:11:02,989 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 28 [2021-06-14 06:11:03,632 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 31 [2021-06-14 06:11:05,195 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 27 [2021-06-14 06:11:05,775 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 30 [2021-06-14 06:11:06,749 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 30 [2021-06-14 06:11:07,453 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 25 [2021-06-14 06:11:08,022 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 28 [2021-06-14 06:11:08,929 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 29 [2021-06-14 06:11:09,753 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 33 [2021-06-14 06:11:10,449 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 35 [2021-06-14 06:11:11,898 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 25 [2021-06-14 06:11:12,423 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 28 [2021-06-14 06:11:13,964 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 39 [2021-06-14 06:11:14,486 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 41 [2021-06-14 06:11:15,759 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 31 [2021-06-14 06:11:16,188 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 33 [2021-06-14 06:11:17,465 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 31 [2021-06-14 06:11:17,856 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 33 [2021-06-14 06:11:21,952 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 73 [2021-06-14 06:11:22,411 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 70 [2021-06-14 06:11:23,465 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 67 [2021-06-14 06:11:23,805 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 55 [2021-06-14 06:11:24,158 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 57 [2021-06-14 06:11:25,167 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 69 [2021-06-14 06:11:25,615 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-06-14 06:11:26,200 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 84 [2021-06-14 06:11:26,711 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-06-14 06:11:27,107 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 66 [2021-06-14 06:11:27,609 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 60 [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:11:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:11:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:11:28,299 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1359,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:11:28,300 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:11:28,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:11:28,300 INFO L82 PathProgramCache]: Analyzing trace with hash 822807811, now seen corresponding path program 19 times [2021-06-14 06:11:28,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:11:28,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797748030] [2021-06-14 06:11:28,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:11:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:11:37,532 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2021-06-14 06:11:37,761 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2021-06-14 06:11:38,353 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 34 [2021-06-14 06:11:39,840 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 41 [2021-06-14 06:11:40,550 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 44 [2021-06-14 06:11:40,822 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 44 [2021-06-14 06:11:42,030 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2021-06-14 06:11:42,289 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2021-06-14 06:11:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 5389 backedges. 38 proven. 5330 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-06-14 06:11:43,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:11:43,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797748030] [2021-06-14 06:11:43,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797748030] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:11:43,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [200454250] [2021-06-14 06:11:43,450 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 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 [2021-06-14 06:11:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:11:43,643 WARN L261 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 289 conjunts are in the unsatisfiable core [2021-06-14 06:11:43,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:12:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 5389 backedges. 59 proven. 5156 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-06-14 06:12:00,338 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [200454250] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:12:00,338 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:12:00,338 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 65] total 165 [2021-06-14 06:12:00,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433855108] [2021-06-14 06:12:00,338 INFO L462 AbstractCegarLoop]: Interpolant automaton has 166 states [2021-06-14 06:12:00,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:12:00,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 166 interpolants. [2021-06-14 06:12:00,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=551, Invalid=26839, Unknown=0, NotChecked=0, Total=27390 [2021-06-14 06:12:00,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:12:00,339 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:12:00,340 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 166 states, 166 states have (on average 2.0542168674698793) internal successors, (341), 165 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:12:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:12:03,622 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2021-06-14 06:12:26,530 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 30 [2021-06-14 06:12:28,165 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 50 [2021-06-14 06:12:36,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:12:36,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:12:36,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:12:36,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:12:36,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:12:37,038 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1593,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:12:37,038 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:12:37,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:12:37,038 INFO L82 PathProgramCache]: Analyzing trace with hash 83380857, now seen corresponding path program 20 times [2021-06-14 06:12:37,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:12:37,039 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61681264] [2021-06-14 06:12:37,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:12:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:12:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6002 backedges. 117 proven. 5884 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:12:49,444 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:12:49,444 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61681264] [2021-06-14 06:12:49,444 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61681264] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:12:49,444 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331370713] [2021-06-14 06:12:49,444 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 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 [2021-06-14 06:12:49,636 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 06:12:49,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:12:49,642 WARN L261 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 411 conjunts are in the unsatisfiable core [2021-06-14 06:12:49,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:13:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6002 backedges. 61 proven. 5764 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-06-14 06:13:06,266 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331370713] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:13:06,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:13:06,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [110, 68] total 173 [2021-06-14 06:13:06,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303276628] [2021-06-14 06:13:06,266 INFO L462 AbstractCegarLoop]: Interpolant automaton has 174 states [2021-06-14 06:13:06,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:13:06,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 174 interpolants. [2021-06-14 06:13:06,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2467, Invalid=27635, Unknown=0, NotChecked=0, Total=30102 [2021-06-14 06:13:06,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:13:06,268 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:13:06,268 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 174 states, 174 states have (on average 2.0517241379310347) internal successors, (357), 173 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:13:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:13:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:13:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:13:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:13:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:13:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:13:26,980 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 26 [2021-06-14 06:13:27,387 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 28 [2021-06-14 06:13:27,863 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2021-06-14 06:13:28,210 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 29 [2021-06-14 06:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-06-14 06:13:30,442 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1811 [2021-06-14 06:13:30,442 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:13:30,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:13:30,442 INFO L82 PathProgramCache]: Analyzing trace with hash 441852403, now seen corresponding path program 21 times [2021-06-14 06:13:30,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:13:30,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575155129] [2021-06-14 06:13:30,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:13:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:13:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 6353 backedges. 5 proven. 6331 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-14 06:13:44,259 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:13:44,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575155129] [2021-06-14 06:13:44,259 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575155129] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:13:44,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321278990] [2021-06-14 06:13:44,259 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 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 [2021-06-14 06:13:44,569 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 37 check-sat command(s) [2021-06-14 06:13:44,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:13:44,575 WARN L261 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 312 conjunts are in the unsatisfiable core [2021-06-14 06:13:44,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:14:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 6353 backedges. 63 proven. 6100 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-06-14 06:14:02,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321278990] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:14:02,288 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:14:02,288 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [107, 69] total 175 [2021-06-14 06:14:02,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356833733] [2021-06-14 06:14:02,289 INFO L462 AbstractCegarLoop]: Interpolant automaton has 176 states [2021-06-14 06:14:02,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:14:02,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 176 interpolants. [2021-06-14 06:14:02,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1248, Invalid=29552, Unknown=0, NotChecked=0, Total=30800 [2021-06-14 06:14:02,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:14:02,290 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:14:02,290 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 176 states, 176 states have (on average 2.0795454545454546) internal successors, (366), 175 states have internal predecessors, (366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:14:02,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:14:02,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:14:02,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:14:02,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:14:02,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:14:02,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2021-06-14 06:14:02,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:14:28,966 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 36 [2021-06-14 06:14:29,325 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 38 [2021-06-14 06:14:30,513 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2021-06-14 06:14:30,894 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2021-06-14 06:14:32,277 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 22 [2021-06-14 06:14:32,701 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 25 [2021-06-14 06:14:33,927 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 21 [2021-06-14 06:14:34,370 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 24 [2021-06-14 06:14:35,691 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 21 [2021-06-14 06:14:36,126 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 24 [2021-06-14 06:14:37,447 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 22 [2021-06-14 06:14:37,874 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 25 [2021-06-14 06:14:39,278 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 21 [2021-06-14 06:14:39,715 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 24 [2021-06-14 06:14:40,984 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 22 [2021-06-14 06:14:41,427 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 25 [2021-06-14 06:14:42,752 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 22 [2021-06-14 06:14:43,181 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 25 [2021-06-14 06:14:51,208 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 27 [2021-06-14 06:14:51,884 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 39 [2021-06-14 06:14:52,355 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 41 [2021-06-14 06:14:52,958 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 43 [2021-06-14 06:14:53,361 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 31 [2021-06-14 06:14:53,767 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 33 [2021-06-14 06:14:54,064 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2021-06-14 06:14:54,365 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 39 [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:14:57,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:14:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:14:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:14:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:14:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:14:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:14:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-06-14 06:14:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-14 06:14:57,307 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1957,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:14:57,309 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:14:57,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:14:57,309 INFO L82 PathProgramCache]: Analyzing trace with hash 562082537, now seen corresponding path program 22 times [2021-06-14 06:14:57,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:14:57,309 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886191218] [2021-06-14 06:14:57,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:15:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:15:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6932 backedges. 207 proven. 6625 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-06-14 06:15:10,420 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:15:10,420 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886191218] [2021-06-14 06:15:10,420 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886191218] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:15:10,421 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681347111] [2021-06-14 06:15:10,421 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 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 [2021-06-14 06:15:10,702 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 06:15:10,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:15:10,708 WARN L261 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 441 conjunts are in the unsatisfiable core [2021-06-14 06:15:10,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:15:26,250 INFO L134 CoverageAnalysis]: Checked inductivity of 6932 backedges. 84 proven. 6678 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-06-14 06:15:26,251 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681347111] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:15:26,251 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:15:26,251 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [96, 75] total 166 [2021-06-14 06:15:26,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746776849] [2021-06-14 06:15:26,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 167 states [2021-06-14 06:15:26,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:15:26,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 167 interpolants. [2021-06-14 06:15:26,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3196, Invalid=24526, Unknown=0, NotChecked=0, Total=27722 [2021-06-14 06:15:26,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:15:26,253 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:15:26,253 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 167 states, 167 states have (on average 2.1377245508982035) internal successors, (357), 166 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:15:26,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:15:26,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:15:26,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:15:26,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2021-06-14 06:15:26,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-14 06:15:26,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:15:51,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-06-14 06:15:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-14 06:15:51,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2021-06-14 06:15:51,472 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2209 [2021-06-14 06:15:51,472 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:15:51,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:15:51,473 INFO L82 PathProgramCache]: Analyzing trace with hash 904836707, now seen corresponding path program 23 times [2021-06-14 06:15:51,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:15:51,473 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546462361] [2021-06-14 06:15:51,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:15:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:16:05,693 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 41 [2021-06-14 06:16:07,644 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2021-06-14 06:16:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 7309 backedges. 230 proven. 7042 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-06-14 06:16:09,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:16:09,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546462361] [2021-06-14 06:16:09,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546462361] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:16:09,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1954752869] [2021-06-14 06:16:09,618 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 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 [2021-06-14 06:16:10,044 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 41 check-sat command(s) [2021-06-14 06:16:10,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:16:10,049 WARN L261 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 339 conjunts are in the unsatisfiable core [2021-06-14 06:16:10,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:16:27,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7309 backedges. 69 proven. 7030 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-06-14 06:16:27,548 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1954752869] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:16:27,548 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:16:27,548 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [108, 75] total 182 [2021-06-14 06:16:27,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453701254] [2021-06-14 06:16:27,548 INFO L462 AbstractCegarLoop]: Interpolant automaton has 183 states [2021-06-14 06:16:27,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:16:27,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 183 interpolants. [2021-06-14 06:16:27,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1015, Invalid=32291, Unknown=0, NotChecked=0, Total=33306 [2021-06-14 06:16:27,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:16:27,550 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:16:27,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 183 states, 183 states have (on average 2.07103825136612) internal successors, (379), 182 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 06:16:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2021-06-14 06:16:27,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:16:28,911 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 26 [2021-06-14 06:16:29,315 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 28 [2021-06-14 06:16:33,599 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 28 [2021-06-14 06:16:34,048 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 31 [2021-06-14 06:16:35,425 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 26 [2021-06-14 06:16:35,839 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 29 [2021-06-14 06:16:37,260 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2021-06-14 06:16:37,686 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 29 [2021-06-14 06:16:38,941 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2021-06-14 06:16:39,284 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-06-14 06:16:40,622 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2021-06-14 06:16:41,078 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 30 [2021-06-14 06:16:42,520 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 87 [2021-06-14 06:16:43,047 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2021-06-14 06:16:43,621 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 27 [2021-06-14 06:16:44,047 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 30 [2021-06-14 06:16:44,569 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2021-06-14 06:16:45,601 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 29 [2021-06-14 06:16:46,070 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 32 [2021-06-14 06:16:47,493 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 25 [2021-06-14 06:16:47,915 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 28 [2021-06-14 06:16:49,340 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2021-06-14 06:16:49,773 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 29 [2021-06-14 06:16:51,138 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 28 [2021-06-14 06:16:51,590 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 31 [2021-06-14 06:16:53,135 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 27 [2021-06-14 06:16:53,570 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 30 [2021-06-14 06:16:55,318 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 30 [2021-06-14 06:16:56,824 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 27 [2021-06-14 06:16:57,269 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 30 [2021-06-14 06:16:58,661 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2021-06-14 06:16:59,088 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 31 [2021-06-14 06:17:00,595 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 28 [2021-06-14 06:17:01,137 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 31 [2021-06-14 06:17:01,739 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 39 [2021-06-14 06:17:02,362 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 40 [2021-06-14 06:17:02,999 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 28 [2021-06-14 06:17:03,599 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 31 [2021-06-14 06:17:04,185 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 33 [2021-06-14 06:17:04,723 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 33 [2021-06-14 06:17:05,143 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 61 [2021-06-14 06:17:05,428 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2021-06-14 06:17:05,942 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 29 [2021-06-14 06:17:06,444 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 32 [2021-06-14 06:17:06,959 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 32 [2021-06-14 06:17:07,472 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 32 [2021-06-14 06:17:08,094 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 29 [2021-06-14 06:17:08,567 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 33 [2021-06-14 06:17:10,007 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 30 [2021-06-14 06:17:10,498 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 32 [2021-06-14 06:17:12,097 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 30 [2021-06-14 06:17:12,602 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 32 [2021-06-14 06:17:13,997 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 26 [2021-06-14 06:17:14,494 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2021-06-14 06:17:15,937 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 26 [2021-06-14 06:17:16,399 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2021-06-14 06:17:17,850 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 26 [2021-06-14 06:17:18,333 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2021-06-14 06:17:19,867 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2021-06-14 06:17:20,325 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2021-06-14 06:17:21,706 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2021-06-14 06:17:22,208 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2021-06-14 06:17:23,667 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2021-06-14 06:17:24,124 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2021-06-14 06:17:25,653 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 26 Received shutdown request... [2021-06-14 06:17:26,152 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2367,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:17:26,153 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-14 06:17:26,164 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 06:17:26,165 WARN L196 ceAbstractionStarter]: Timeout [2021-06-14 06:17:26,166 INFO L202 PluginConnector]: Adding new model nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 06:17:26 BasicIcfg [2021-06-14 06:17:26,166 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 06:17:26,166 INFO L168 Benchmark]: Toolchain (without parser) took 779757.69 ms. Allocated memory was 222.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 202.5 MB in the beginning and 950.1 MB in the end (delta: -747.6 MB). Peak memory consumption was 386.0 MB. Max. memory is 8.0 GB. [2021-06-14 06:17:26,166 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 222.3 MB. Free memory is still 203.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 06:17:26,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.57 ms. Allocated memory is still 222.3 MB. Free memory was 202.5 MB in the beginning and 201.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 06:17:26,166 INFO L168 Benchmark]: Boogie Preprocessor took 12.98 ms. Allocated memory is still 222.3 MB. Free memory was 201.1 MB in the beginning and 200.2 MB in the end (delta: 931.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 06:17:26,166 INFO L168 Benchmark]: RCFGBuilder took 205.69 ms. Allocated memory is still 222.3 MB. Free memory was 200.0 MB in the beginning and 188.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-14 06:17:26,166 INFO L168 Benchmark]: TraceAbstraction took 779512.02 ms. Allocated memory was 222.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 188.1 MB in the beginning and 950.1 MB in the end (delta: -762.0 MB). Peak memory consumption was 371.3 MB. Max. memory is 8.0 GB. [2021-06-14 06:17:26,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 222.3 MB. Free memory is still 203.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 20.57 ms. Allocated memory is still 222.3 MB. Free memory was 202.5 MB in the beginning and 201.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.98 ms. Allocated memory is still 222.3 MB. Free memory was 201.1 MB in the beginning and 200.2 MB in the end (delta: 931.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 205.69 ms. Allocated memory is still 222.3 MB. Free memory was 200.0 MB in the beginning and 188.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 779512.02 ms. Allocated memory was 222.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 188.1 MB in the beginning and 950.1 MB in the end (delta: -762.0 MB). Peak memory consumption was 371.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 25460, positive: 20985, positive conditional: 20985, positive unconditional: 0, negative: 4475, negative conditional: 4475, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 22007, positive: 20985, positive conditional: 20985, positive unconditional: 0, negative: 1022, negative conditional: 1022, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 22007, positive: 20601, positive conditional: 0, positive unconditional: 20601, negative: 1406, negative conditional: 0, negative unconditional: 1406, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 19, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 19, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22007, positive: 20583, positive conditional: 0, positive unconditional: 20583, negative: 1405, negative conditional: 0, negative unconditional: 1405, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20066, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 19682, negative conditional: 19682, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 556, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 542, negative conditional: 541, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1198, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 1155, negative conditional: 1110, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20066, positive: 370, positive conditional: 370, positive unconditional: 0, negative: 19141, negative conditional: 19141, negative unconditional: 0, unknown: 555, unknown conditional: 555, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 574, Positive cache size: 32, Positive conditional cache size: 14, Positive unconditional cache size: 18, Negative cache size: 542, Negative conditional cache size: 541, Negative unconditional cache size: 1, Eliminated conditions: 0 ], Maximal queried relation: 24, Independence queries for same thread: 3453 - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 311 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 779457.0ms, OverallIterations: 24, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.2ms, PartialOrderReductionTime: 460692.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2333, 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: 233.8ms SsaConstructionTime, 19416.0ms SatisfiabilityAnalysisTime, 293710.5ms InterpolantComputationTime, 6063 NumberOfCodeBlocks, 6063 NumberOfCodeBlocksAsserted, 319 NumberOfCheckSat, 6016 ConstructedInterpolants, 0 QuantifiedInterpolants, 203459 SizeOfPredicates, 85 NumberOfNonLiveVariables, 7362 ConjunctsInSsa, 4196 ConjunctsInUnsatCore, 47 InterpolantComputations, 1 PerfectInterpolantSequences, 4778/120231 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