/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-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 20:29:28,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 20:29:28,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 20:29:28,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 20:29:28,374 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-Symm.epf [2021-06-16 20:29:28,413 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 20:29:28,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 20:29:28,413 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 20:29:28,413 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 20:29:28,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 20:29:28,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 20:29:28,414 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 20:29:28,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 20:29:28,414 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 20:29:28,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 20:29:28,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 20:29:28,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 20:29:28,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 20:29:28,417 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 20:29:28,417 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-06-16 20:29:28,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 20:29:28,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 20:29:28,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 20:29:28,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 20:29:28,737 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-16 20:29:28,738 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-16 20:29:28,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl [2021-06-16 20:29:28,739 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl' [2021-06-16 20:29:29,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 20:29:29,081 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-16 20:29:29,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 20:29:29,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 20:29:29,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 20:29:29,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 20:29:29,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 20:29:29,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 20:29:29,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 20:29:29,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/1) ... [2021-06-16 20:29:29,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 20:29:29,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 20:29:29,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 20:29:29,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 20:29:29,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (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 [2021-06-16 20:29:29,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-16 20:29:29,189 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-16 20:29:29,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-16 20:29:29,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-16 20:29:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-16 20:29:29,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-16 20:29:29,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-16 20:29:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 20:29:29,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 20:29:29,191 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 20:29:29,494 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 20:29:29,494 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-16 20:29:29,494 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-16 20:29:29,496 INFO L202 PluginConnector]: Adding new model unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 08:29:29 BoogieIcfgContainer [2021-06-16 20:29:29,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 20:29:29,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 20:29:29,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 20:29:29,499 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 20:29:29,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 08:29:29" (1/2) ... [2021-06-16 20:29:29,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@570273bb and model type unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 08:29:29, skipping insertion in model container [2021-06-16 20:29:29,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 08:29:29" (2/2) ... [2021-06-16 20:29:29,500 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.bpl [2021-06-16 20:29:29,504 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 20:29:29,504 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 20:29:29,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-16 20:29:29,504 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 20:29:29,545 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-16 20:29:29,559 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 [2021-06-16 20:29:29,603 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 20:29:29,603 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 20:29:29,603 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 20:29:29,603 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 20:29:29,603 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 20:29:29,603 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 20:29:29,603 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 20:29:29,603 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 20:29:29,628 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:29,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:29,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1298021065, now seen corresponding path program 1 times [2021-06-16 20:29:29,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:29,637 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909184463] [2021-06-16 20:29:29,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:29,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:29,821 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:29,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909184463] [2021-06-16 20:29:29,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909184463] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:29:29,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 20:29:29,822 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-16 20:29:29,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353196757] [2021-06-16 20:29:29,827 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-16 20:29:29,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:29,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-16 20:29:29,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-16 20:29:29,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:29,844 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:29,845 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 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) [2021-06-16 20:29:29,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:29,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:29,881 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 20:29:29,881 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:29,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:29,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1876900165, now seen corresponding path program 1 times [2021-06-16 20:29:29,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:29,886 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543651095] [2021-06-16 20:29:29,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:30,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:30,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:30,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543651095] [2021-06-16 20:29:30,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543651095] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:30,148 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126455144] [2021-06-16 20:29:30,149 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 [2021-06-16 20:29:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:30,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-16 20:29:30,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:30,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-16 20:29:30,409 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:30,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:30,411 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:30,411 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-16 20:29:30,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:30,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126455144] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:30,419 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:30,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-16 20:29:30,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105635875] [2021-06-16 20:29:30,420 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-16 20:29:30,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:30,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-16 20:29:30,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-16 20:29:30,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:30,421 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:30,421 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:30,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:30,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:30,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:30,695 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:29:30,696 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:30,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:30,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1515210487, now seen corresponding path program 2 times [2021-06-16 20:29:30,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:30,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820876412] [2021-06-16 20:29:30,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:30,876 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:30,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820876412] [2021-06-16 20:29:30,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820876412] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:30,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863744407] [2021-06-16 20:29:30,877 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 [2021-06-16 20:29:30,908 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:29:30,908 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:30,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-16 20:29:30,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:31,019 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:31,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-06-16 20:29:31,026 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:31,028 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:31,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:31,029 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-16 20:29:31,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:31,039 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863744407] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:31,040 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:31,040 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-06-16 20:29:31,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708876536] [2021-06-16 20:29:31,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-16 20:29:31,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:31,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-16 20:29:31,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-06-16 20:29:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:31,043 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:31,043 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:31,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:31,322 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:29:31,322 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:31,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:31,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1107234939, now seen corresponding path program 3 times [2021-06-16 20:29:31,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:31,324 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170665335] [2021-06-16 20:29:31,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:31,437 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:31,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170665335] [2021-06-16 20:29:31,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170665335] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:31,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462267437] [2021-06-16 20:29:31,438 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 [2021-06-16 20:29:31,466 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-16 20:29:31,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:31,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-16 20:29:31,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:31,624 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:31,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-06-16 20:29:31,644 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:31,645 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:31,646 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:31,646 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-16 20:29:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:31,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462267437] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:31,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:31,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-06-16 20:29:31,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388102544] [2021-06-16 20:29:31,653 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-16 20:29:31,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:31,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-16 20:29:31,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-06-16 20:29:31,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:31,653 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:31,654 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-06-16 20:29:31,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:31,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:31,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:31,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:31,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:31,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:31,919 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:29:31,920 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:31,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:31,920 INFO L82 PathProgramCache]: Analyzing trace with hash -798664521, now seen corresponding path program 4 times [2021-06-16 20:29:31,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:31,920 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233460231] [2021-06-16 20:29:31,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:31,961 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:31,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233460231] [2021-06-16 20:29:31,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233460231] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:31,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822242588] [2021-06-16 20:29:31,961 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 [2021-06-16 20:29:32,002 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 20:29:32,002 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:32,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-16 20:29:32,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:32,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822242588] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:32,040 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:32,041 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-06-16 20:29:32,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540549057] [2021-06-16 20:29:32,041 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-16 20:29:32,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:32,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-16 20:29:32,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-06-16 20:29:32,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:32,042 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:32,042 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 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) [2021-06-16 20:29:32,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:32,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:32,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:32,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:32,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:32,299 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-16 20:29:32,299 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:32,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:32,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1836816026, now seen corresponding path program 1 times [2021-06-16 20:29:32,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:32,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111779021] [2021-06-16 20:29:32,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:32,402 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:32,402 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:32,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111779021] [2021-06-16 20:29:32,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111779021] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:32,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991956953] [2021-06-16 20:29:32,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-16 20:29:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:32,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-16 20:29:32,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:32,632 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:32,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-06-16 20:29:32,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:32,664 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:32,664 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:32,664 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-16 20:29:32,669 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:32,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1991956953] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:32,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:32,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-16 20:29:32,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053058900] [2021-06-16 20:29:32,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-16 20:29:32,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:32,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-16 20:29:32,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-06-16 20:29:32,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:32,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:32,671 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:32,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:32,984 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:29:32,984 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:32,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:32,985 INFO L82 PathProgramCache]: Analyzing trace with hash 2020244300, now seen corresponding path program 2 times [2021-06-16 20:29:32,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:32,985 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404541264] [2021-06-16 20:29:32,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:33,123 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:33,123 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:33,123 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404541264] [2021-06-16 20:29:33,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404541264] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:33,124 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062645801] [2021-06-16 20:29:33,125 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 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 [2021-06-16 20:29:33,175 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:29:33,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:33,176 WARN L261 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-16 20:29:33,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:33,368 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:33,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-16 20:29:33,483 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:33,484 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:33,484 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:33,484 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-16 20:29:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:33,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062645801] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:33,489 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:33,489 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-16 20:29:33,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742572309] [2021-06-16 20:29:33,489 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-16 20:29:33,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:33,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-16 20:29:33,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-06-16 20:29:33,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:33,490 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:33,490 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:33,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:33,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:33,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:33,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:33,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:33,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:33,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:33,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:33,835 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-16 20:29:33,836 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:33,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:33,836 INFO L82 PathProgramCache]: Analyzing trace with hash -883413798, now seen corresponding path program 3 times [2021-06-16 20:29:33,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:33,836 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496174659] [2021-06-16 20:29:33,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:33,979 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:33,979 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:33,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496174659] [2021-06-16 20:29:33,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496174659] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:33,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850867953] [2021-06-16 20:29:33,980 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 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 [2021-06-16 20:29:34,007 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-16 20:29:34,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:34,008 WARN L261 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-16 20:29:34,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:34,233 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:34,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-06-16 20:29:34,688 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:34,689 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:34,689 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:34,689 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-16 20:29:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:34,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850867953] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:34,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:34,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-16 20:29:34,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174919387] [2021-06-16 20:29:34,709 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-16 20:29:34,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:34,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-16 20:29:34,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2021-06-16 20:29:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:34,710 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:34,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:34,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:34,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:34,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:35,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-06-16 20:29:35,060 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:35,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:35,060 INFO L82 PathProgramCache]: Analyzing trace with hash -702501620, now seen corresponding path program 4 times [2021-06-16 20:29:35,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:35,061 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124300160] [2021-06-16 20:29:35,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:35,176 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:35,176 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:35,176 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124300160] [2021-06-16 20:29:35,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124300160] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:35,177 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140624826] [2021-06-16 20:29:35,177 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 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 [2021-06-16 20:29:35,224 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 20:29:35,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:35,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-16 20:29:35,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:35,529 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:35,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-06-16 20:29:36,215 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:36,217 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:36,217 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:36,217 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-16 20:29:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:36,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140624826] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:36,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:36,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-16 20:29:36,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563925912] [2021-06-16 20:29:36,223 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-16 20:29:36,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:36,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-16 20:29:36,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-06-16 20:29:36,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:36,224 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:36,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:36,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:36,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:36,631 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:29:36,634 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:36,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:36,634 INFO L82 PathProgramCache]: Analyzing trace with hash 610808602, now seen corresponding path program 5 times [2021-06-16 20:29:36,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:36,635 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952572050] [2021-06-16 20:29:36,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 21 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:36,706 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:36,706 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952572050] [2021-06-16 20:29:36,706 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952572050] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:36,706 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410740014] [2021-06-16 20:29:36,706 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 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 [2021-06-16 20:29:36,831 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-16 20:29:36,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:36,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-16 20:29:36,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:36,883 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:36,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410740014] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:36,883 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:36,883 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-06-16 20:29:36,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265441775] [2021-06-16 20:29:36,884 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 20:29:36,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:36,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 20:29:36,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-06-16 20:29:36,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:36,885 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:36,885 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:36,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:36,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:36,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:36,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:36,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:29:37,177 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable199 [2021-06-16 20:29:37,177 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:37,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:37,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1714157417, now seen corresponding path program 6 times [2021-06-16 20:29:37,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:37,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025396954] [2021-06-16 20:29:37,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:37,376 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:37,376 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:37,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025396954] [2021-06-16 20:29:37,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025396954] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:37,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466049436] [2021-06-16 20:29:37,376 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 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 [2021-06-16 20:29:37,406 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-16 20:29:37,406 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:37,407 WARN L261 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-16 20:29:37,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:37,848 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-16 20:29:37,849 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:37,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-06-16 20:29:39,036 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 209 [2021-06-16 20:29:39,648 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:39,650 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:39,650 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:39,650 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-16 20:29:39,655 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:39,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466049436] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:39,655 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:39,655 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2021-06-16 20:29:39,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898936879] [2021-06-16 20:29:39,656 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 20:29:39,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:39,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 20:29:39,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=636, Unknown=0, NotChecked=0, Total=702 [2021-06-16 20:29:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:39,657 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:39,657 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 26 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:29:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:39,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:39,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:39,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:39,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:39,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:39,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:39,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:39,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:39,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:39,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:29:39,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:29:40,161 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable200 [2021-06-16 20:29:40,161 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:40,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:40,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1951548197, now seen corresponding path program 7 times [2021-06-16 20:29:40,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:40,165 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510259553] [2021-06-16 20:29:40,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:40,389 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:40,389 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510259553] [2021-06-16 20:29:40,389 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510259553] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:40,389 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299779205] [2021-06-16 20:29:40,389 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 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 [2021-06-16 20:29:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:40,440 WARN L261 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-16 20:29:40,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:40,994 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-16 20:29:40,994 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:40,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-06-16 20:29:42,039 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-06-16 20:29:42,816 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-06-16 20:29:42,969 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-06-16 20:29:43,289 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-16 20:29:43,574 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-16 20:29:43,889 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-06-16 20:29:44,315 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-06-16 20:29:44,946 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-16 20:29:45,067 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-16 20:29:45,256 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-06-16 20:29:46,244 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:29:46,245 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:46,246 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:29:46,246 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-16 20:29:46,251 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:46,251 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299779205] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:46,251 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:29:46,251 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-06-16 20:29:46,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373516185] [2021-06-16 20:29:46,252 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 20:29:46,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:29:46,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 20:29:46,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=742, Unknown=0, NotChecked=0, Total=812 [2021-06-16 20:29:46,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:46,252 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:29:46,253 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 28 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) [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:29:46,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:29:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:29:46,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:29:46,685 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable444 [2021-06-16 20:29:46,686 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:29:46,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:29:46,686 INFO L82 PathProgramCache]: Analyzing trace with hash -375694761, now seen corresponding path program 8 times [2021-06-16 20:29:46,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:29:46,686 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081906188] [2021-06-16 20:29:46,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:29:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:29:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:29:46,898 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:29:46,898 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081906188] [2021-06-16 20:29:46,899 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081906188] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:29:46,899 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1231119120] [2021-06-16 20:29:46,899 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 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 [2021-06-16 20:29:46,933 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:29:46,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:29:46,934 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 60 conjunts are in the unsatisfiable core [2021-06-16 20:29:46,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:29:47,582 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-16 20:29:47,582 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:29:47,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-16 20:29:48,511 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-06-16 20:29:48,726 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-16 20:29:48,944 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-16 20:29:49,137 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-06-16 20:29:49,513 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-06-16 20:29:49,728 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-06-16 20:29:49,962 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-06-16 20:29:50,150 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-06-16 20:29:50,264 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 235 [2021-06-16 20:29:50,602 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-06-16 20:29:50,715 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 218 [2021-06-16 20:29:51,351 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-06-16 20:29:51,580 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-06-16 20:29:51,710 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-06-16 20:29:52,271 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 225 [2021-06-16 20:29:52,864 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-06-16 20:29:53,310 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-06-16 20:29:53,499 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-06-16 20:29:54,379 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-06-16 20:29:54,920 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-06-16 20:29:55,375 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-06-16 20:29:55,630 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-06-16 20:29:56,391 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-16 20:29:57,141 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-16 20:29:57,987 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-06-16 20:29:58,991 WARN L205 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-06-16 20:29:59,161 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-06-16 20:29:59,975 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-06-16 20:30:00,302 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-06-16 20:30:00,724 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-06-16 20:30:01,210 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-16 20:30:01,701 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-16 20:30:02,240 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-06-16 20:30:02,800 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-06-16 20:30:03,057 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-06-16 20:30:03,250 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-06-16 20:30:03,452 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-06-16 20:30:04,263 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-06-16 20:30:04,882 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-06-16 20:30:05,162 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-06-16 20:30:06,003 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-06-16 20:30:06,482 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-06-16 20:30:07,014 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-06-16 20:30:07,861 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 136 [2021-06-16 20:30:08,339 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-06-16 20:30:09,287 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-06-16 20:30:09,940 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 187 [2021-06-16 20:30:10,355 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-06-16 20:30:11,405 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-16 20:30:12,485 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-16 20:30:13,622 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-06-16 20:30:13,786 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-06-16 20:30:14,122 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-06-16 20:30:14,840 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-06-16 20:30:15,002 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-16 20:30:15,169 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-16 20:30:15,339 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-06-16 20:30:15,527 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-06-16 20:30:15,839 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 20:30:15,840 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:30:15,840 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-16 20:30:15,840 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-16 20:30:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:30:15,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1231119120] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:30:15,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:30:15,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-16 20:30:15,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141819000] [2021-06-16 20:30:15,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-16 20:30:15,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:30:15,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-16 20:30:15,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=855, Unknown=0, NotChecked=0, Total=930 [2021-06-16 20:30:15,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:30:15,848 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:30:15,848 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 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) [2021-06-16 20:30:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:30:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:30:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:30:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:30:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:30:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:30:15,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:30:15,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:30:15,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:30:15,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:30:15,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:30:15,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:30:15,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:30:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:30:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 20:30:16,283 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable903 [2021-06-16 20:30:16,283 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 20:30:16,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:30:16,284 INFO L82 PathProgramCache]: Analyzing trace with hash 494217573, now seen corresponding path program 9 times [2021-06-16 20:30:16,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:30:16,284 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664660426] [2021-06-16 20:30:16,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:30:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:30:16,488 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 20:30:16,489 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:30:16,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664660426] [2021-06-16 20:30:16,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664660426] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:30:16,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558481832] [2021-06-16 20:30:16,489 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 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 [2021-06-16 20:30:16,536 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-16 20:30:16,537 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:30:16,537 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 51 conjunts are in the unsatisfiable core [2021-06-16 20:30:16,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:30:17,202 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-16 20:30:17,203 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 20:30:17,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-06-16 20:30:18,428 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-06-16 20:30:18,592 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-06-16 20:30:18,807 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-06-16 20:30:20,050 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-06-16 20:30:20,260 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-06-16 20:30:20,490 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-06-16 20:30:21,024 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-06-16 20:30:21,576 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-06-16 20:30:22,232 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-06-16 20:30:22,997 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-06-16 20:30:23,867 WARN L205 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-16 20:30:24,727 WARN L205 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-16 20:30:25,755 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-06-16 20:30:27,987 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-06-16 20:30:29,673 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-06-16 20:30:30,726 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-06-16 20:30:32,276 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-06-16 20:30:33,089 WARN L205 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-06-16 20:30:33,428 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-06-16 20:30:34,340 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-06-16 20:30:34,449 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-06-16 20:30:34,589 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-16 20:30:35,616 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-06-16 20:30:35,802 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-06-16 20:30:36,006 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-06-16 20:30:36,832 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-06-16 20:30:37,141 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-06-16 20:30:37,536 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-06-16 20:30:38,631 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-16 20:30:38,791 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-06-16 20:30:39,305 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-06-16 20:30:39,780 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-06-16 20:30:39,934 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-06-16 20:30:40,144 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-06-16 20:30:40,309 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-06-16 20:30:40,919 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-06-16 20:30:41,190 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-06-16 20:30:41,311 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-06-16 20:30:41,477 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-06-16 20:30:41,632 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-06-16 20:30:42,824 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-06-16 20:30:42,985 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-06-16 20:30:43,202 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-06-16 20:30:43,531 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-06-16 20:30:44,813 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-06-16 20:30:44,961 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-06-16 20:30:45,424 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-06-16 20:30:46,483 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-06-16 20:30:47,942 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-06-16 20:30:48,109 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-06-16 20:30:48,322 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-06-16 20:30:48,469 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-06-16 20:30:49,288 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-06-16 20:30:49,471 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-06-16 20:30:49,809 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 219 [2021-06-16 20:30:50,757 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-06-16 20:30:50,991 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-06-16 20:30:51,435 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 143 [2021-06-16 20:30:52,052 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-06-16 20:30:52,246 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-06-16 20:30:52,737 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-06-16 20:30:53,363 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-06-16 20:30:54,095 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-06-16 20:30:55,411 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-06-16 20:30:55,568 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-06-16 20:30:55,818 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-06-16 20:30:56,094 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-06-16 20:30:56,781 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-06-16 20:30:57,249 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-06-16 20:30:57,490 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-06-16 20:30:58,021 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2021-06-16 20:30:58,378 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-06-16 20:30:58,736 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-06-16 20:30:59,699 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-06-16 20:30:59,859 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-06-16 20:31:00,496 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-06-16 20:31:01,236 WARN L205 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-06-16 20:31:02,534 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-06-16 20:31:04,662 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-06-16 20:31:05,631 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-06-16 20:31:05,795 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-06-16 20:31:06,437 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-06-16 20:31:07,142 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-06-16 20:31:07,519 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-06-16 20:31:07,657 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-16 20:31:08,619 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-06-16 20:31:09,464 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-06-16 20:31:09,656 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-06-16 20:31:10,072 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-06-16 20:31:11,083 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-06-16 20:31:11,667 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-06-16 20:31:12,147 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-06-16 20:31:12,397 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-06-16 20:31:12,944 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-06-16 20:31:13,385 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-06-16 20:31:13,840 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-06-16 20:31:14,800 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-06-16 20:31:15,152 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-06-16 20:31:15,992 WARN L205 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-06-16 20:31:17,030 WARN L205 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-06-16 20:31:18,581 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-06-16 20:31:20,984 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-06-16 20:31:25,986 WARN L205 SmtUtils]: Spent 4.99 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-06-16 20:31:32,621 WARN L205 SmtUtils]: Spent 6.62 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-06-16 20:31:40,999 WARN L205 SmtUtils]: Spent 8.36 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-06-16 20:31:50,754 WARN L205 SmtUtils]: Spent 9.74 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-06-16 20:31:52,061 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-06-16 20:31:52,911 WARN L205 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-06-16 20:31:53,077 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-06-16 20:31:53,308 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-06-16 20:31:54,567 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-06-16 20:31:55,068 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-06-16 20:31:55,724 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-16 20:31:55,849 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-16 20:31:56,343 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 212 [2021-06-16 20:31:56,805 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-06-16 20:31:57,049 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-16 20:31:57,298 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-16 20:31:57,753 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-06-16 20:31:58,520 WARN L205 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-06-16 20:31:59,262 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-06-16 20:31:59,443 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-06-16 20:32:00,327 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-06-16 20:32:00,589 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-06-16 20:32:01,037 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-06-16 20:32:02,378 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-06-16 20:32:03,941 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-06-16 20:32:04,234 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-06-16 20:32:04,382 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-06-16 20:32:04,510 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-06-16 20:32:04,735 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-06-16 20:32:05,388 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-06-16 20:32:05,683 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-06-16 20:32:06,166 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-06-16 20:32:06,276 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-06-16 20:32:06,826 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-06-16 20:32:07,427 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-06-16 20:32:08,364 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-06-16 20:32:08,760 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-06-16 20:32:09,576 WARN L205 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-06-16 20:32:10,248 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-06-16 20:32:10,398 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-06-16 20:32:10,661 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-06-16 20:32:11,218 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2021-06-16 20:32:11,915 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-06-16 20:32:12,467 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-06-16 20:32:12,819 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-06-16 20:32:14,093 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-06-16 20:32:15,573 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-06-16 20:32:18,926 WARN L205 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-06-16 20:32:19,036 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-06-16 20:32:19,201 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-06-16 20:32:19,312 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-06-16 20:32:19,830 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 189 [2021-06-16 20:32:20,164 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-06-16 20:32:21,051 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-06-16 20:32:21,267 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-06-16 20:32:21,468 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-06-16 20:32:21,657 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-06-16 20:32:21,981 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-06-16 20:32:22,339 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-06-16 20:32:22,528 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-06-16 20:32:22,806 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-06-16 20:32:23,276 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-06-16 20:32:23,460 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-06-16 20:32:23,722 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-06-16 20:32:23,859 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-06-16 20:32:24,492 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-06-16 20:32:24,879 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-06-16 20:32:25,060 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-06-16 20:32:25,328 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-06-16 20:32:25,750 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-06-16 20:32:26,366 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-06-16 20:32:26,501 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-06-16 20:32:27,446 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-06-16 20:32:28,422 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-06-16 20:32:28,656 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-16 20:32:28,868 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-16 20:32:29,214 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-06-16 20:32:29,726 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-06-16 20:32:30,727 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-06-16 20:32:30,968 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-06-16 20:32:31,467 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-06-16 20:32:32,723 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-06-16 20:32:38,065 WARN L205 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-06-16 20:32:44,050 WARN L205 SmtUtils]: Spent 5.97 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-06-16 20:32:51,476 WARN L205 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-06-16 20:33:00,343 WARN L205 SmtUtils]: Spent 8.85 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-06-16 20:33:01,301 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-06-16 20:33:02,137 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-06-16 20:33:02,309 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-16 20:33:03,336 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-06-16 20:33:03,501 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-06-16 20:33:03,676 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-06-16 20:33:03,956 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-06-16 20:33:04,860 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-06-16 20:33:05,387 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-06-16 20:33:06,125 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-06-16 20:33:06,988 WARN L205 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-06-16 20:33:07,718 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 185 [2021-06-16 20:33:08,602 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 223 [2021-06-16 20:33:08,724 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-06-16 20:33:08,870 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-06-16 20:33:09,106 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-06-16 20:33:09,840 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-06-16 20:33:10,624 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-06-16 20:33:11,017 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-06-16 20:33:11,580 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-06-16 20:33:13,168 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-06-16 20:33:14,872 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-06-16 20:33:16,820 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-06-16 20:33:29,131 WARN L205 SmtUtils]: Spent 12.30 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-06-16 20:33:53,277 WARN L205 SmtUtils]: Spent 24.12 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-06-16 20:34:19,921 WARN L205 SmtUtils]: Spent 26.61 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-06-16 20:34:21,073 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-06-16 20:34:21,227 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-06-16 20:34:22,635 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-06-16 20:34:22,856 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-06-16 20:34:23,268 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-06-16 20:34:23,772 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-06-16 20:34:53,923 WARN L205 SmtUtils]: Spent 30.13 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-06-16 20:35:28,335 WARN L205 SmtUtils]: Spent 34.37 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-16 20:36:02,643 WARN L205 SmtUtils]: Spent 34.27 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-16 20:36:40,657 WARN L205 SmtUtils]: Spent 37.99 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-06-16 20:37:37,614 WARN L205 SmtUtils]: Spent 56.92 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-06-16 20:38:34,422 WARN L205 SmtUtils]: Spent 56.76 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-06-16 20:39:33,240 WARN L205 SmtUtils]: Spent 58.78 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-06-16 20:39:40,971 WARN L205 SmtUtils]: Spent 7.71 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-06-16 20:39:54,047 WARN L205 SmtUtils]: Spent 13.06 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-06-16 20:39:54,308 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-06-16 20:40:02,810 WARN L205 SmtUtils]: Spent 8.49 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-06-16 20:40:03,338 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-06-16 20:40:03,714 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-06-16 20:40:08,503 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-06-16 20:40:08,617 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-06-16 20:40:08,727 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-06-16 20:40:09,822 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-06-16 20:40:10,288 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-06-16 20:40:10,587 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-06-16 20:40:11,680 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-06-16 20:40:11,786 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-06-16 20:40:11,906 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 208 [2021-06-16 20:40:12,285 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-06-16 20:40:12,638 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-06-16 20:40:13,737 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-06-16 20:40:14,005 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-06-16 20:40:14,377 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-06-16 20:40:14,877 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-06-16 20:40:15,980 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-06-16 20:40:16,211 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-06-16 20:40:17,441 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-06-16 20:40:17,602 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-06-16 20:40:18,126 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-06-16 20:40:18,475 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-06-16 20:40:18,601 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-06-16 20:40:20,222 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-06-16 20:40:20,685 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-06-16 20:40:20,953 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-06-16 20:40:21,351 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-06-16 20:40:22,219 WARN L205 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-06-16 20:40:24,412 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-06-16 20:40:27,066 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-06-16 20:40:30,214 WARN L205 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-06-16 20:40:35,573 WARN L205 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-06-16 20:40:35,973 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-16 20:40:36,179 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-06-16 20:40:36,835 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 217 [2021-06-16 20:40:37,503 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-06-16 20:40:37,768 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-06-16 20:40:38,118 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-06-16 20:40:44,007 WARN L205 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-06-16 20:40:44,626 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-06-16 20:40:45,326 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-06-16 20:40:45,500 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-06-16 20:40:45,718 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-06-16 20:40:45,821 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-06-16 20:40:46,543 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-06-16 20:40:46,688 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-06-16 20:40:47,480 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-06-16 20:40:47,679 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-06-16 20:40:48,058 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-06-16 20:40:48,687 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-06-16 20:40:49,533 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-06-16 20:40:56,989 WARN L205 SmtUtils]: Spent 7.45 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-06-16 20:41:05,709 WARN L205 SmtUtils]: Spent 8.70 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-06-16 20:41:23,182 WARN L205 SmtUtils]: Spent 17.44 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-06-16 20:41:49,227 WARN L205 SmtUtils]: Spent 25.98 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-06-16 20:43:01,165 WARN L205 SmtUtils]: Spent 1.20 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-06-16 20:43:19,280 WARN L205 SmtUtils]: Spent 18.10 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-06-16 20:43:19,709 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-06-16 20:43:19,949 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-06-16 20:43:21,061 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-06-16 20:43:21,303 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-06-16 20:43:21,444 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-06-16 20:43:22,251 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-06-16 20:43:22,494 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-06-16 20:43:22,778 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-06-16 20:43:23,589 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-06-16 20:43:24,294 WARN L205 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-06-16 20:43:41,441 WARN L205 SmtUtils]: Spent 17.14 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-06-16 20:43:48,714 WARN L205 SmtUtils]: Spent 7.26 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-06-16 20:43:53,471 WARN L205 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-06-16 20:43:53,754 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-06-16 20:43:54,036 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-06-16 20:43:54,274 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-06-16 20:43:54,391 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-06-16 20:43:55,438 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-06-16 20:43:55,705 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-06-16 20:43:55,952 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-06-16 20:43:56,066 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-06-16 20:43:56,286 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 481 [2021-06-16 20:43:56,814 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 219 [2021-06-16 20:43:57,079 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-06-16 20:43:57,322 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-06-16 20:43:57,840 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-06-16 20:43:58,535 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-06-16 20:43:59,381 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-06-16 20:43:59,653 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-06-16 20:43:59,881 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-06-16 20:44:00,254 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 880 [2021-06-16 20:44:01,237 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 262 [2021-06-16 20:44:01,420 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 298 [2021-06-16 20:44:01,662 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 342 [2021-06-16 20:44:02,891 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 210 [2021-06-16 20:44:03,028 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 247 [2021-06-16 20:44:03,211 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 281 [2021-06-16 20:44:03,485 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 352 [2021-06-16 20:44:04,078 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 494 [2021-06-16 20:44:04,830 WARN L205 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 574 [2021-06-16 20:44:05,791 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 659 [2021-06-16 20:44:07,791 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 1647 DAG size of output: 921 [2021-06-16 20:44:08,115 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 913 [2021-06-16 20:44:08,513 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2021-06-16 20:44:08,654 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2021-06-16 20:44:09,254 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 441 [2021-06-16 20:44:09,903 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 265 [2021-06-16 20:44:10,589 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 212 [2021-06-16 20:44:10,826 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 228 [2021-06-16 20:44:11,068 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 285 [2021-06-16 20:44:11,387 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 336 Received shutdown request... [2021-06-16 20:44:11,855 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 408 [2021-06-16 20:44:12,074 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2423,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:44:12,074 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 20:44:12,079 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 20:44:12,080 WARN L196 ceAbstractionStarter]: Timeout [2021-06-16 20:44:12,081 INFO L202 PluginConnector]: Adding new model unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 08:44:12 BasicIcfg [2021-06-16 20:44:12,081 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 20:44:12,081 INFO L168 Benchmark]: Toolchain (without parser) took 883000.25 ms. Allocated memory was 127.9 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 107.4 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-06-16 20:44:12,081 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 127.9 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 20:44:12,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.33 ms. Allocated memory is still 127.9 MB. Free memory was 107.3 MB in the beginning and 105.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 20:44:12,081 INFO L168 Benchmark]: Boogie Preprocessor took 26.09 ms. Allocated memory is still 127.9 MB. Free memory was 105.9 MB in the beginning and 104.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-16 20:44:12,081 INFO L168 Benchmark]: RCFGBuilder took 365.51 ms. Allocated memory is still 127.9 MB. Free memory was 104.9 MB in the beginning and 97.3 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 8.0 GB. [2021-06-16 20:44:12,081 INFO L168 Benchmark]: TraceAbstraction took 882583.89 ms. Allocated memory was 127.9 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 96.9 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-06-16 20:44:12,081 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 127.9 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 20.33 ms. Allocated memory is still 127.9 MB. Free memory was 107.3 MB in the beginning and 105.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.09 ms. Allocated memory is still 127.9 MB. Free memory was 105.9 MB in the beginning and 104.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 365.51 ms. Allocated memory is still 127.9 MB. Free memory was 104.9 MB in the beginning and 97.3 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 882583.89 ms. Allocated memory was 127.9 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 96.9 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 371, positive: 252, positive conditional: 252, positive unconditional: 0, negative: 119, negative conditional: 119, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 252, positive: 252, positive conditional: 252, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 252, positive: 252, positive conditional: 0, positive unconditional: 252, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 252, positive: 247, positive conditional: 0, positive unconditional: 247, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 119 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 24 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 882496.9ms, OverallIterations: 14, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 1636.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 119, 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: 62.9ms SsaConstructionTime, 244.9ms SatisfiabilityAnalysisTime, 41599.0ms InterpolantComputationTime, 406 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 381 ConstructedInterpolants, 0 QuantifiedInterpolants, 4945 SizeOfPredicates, 29 NumberOfNonLiveVariables, 762 ConjunctsInSsa, 367 ConjunctsInUnsatCore, 25 InterpolantComputations, 1 PerfectInterpolantSequences, 58/560 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