/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 00:37:27,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 00:37:27,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 00:37:27,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 00:37:27,865 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-Sleep-SemanticLbe-Delay.epf [2021-03-13 00:37:27,896 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 00:37:27,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 00:37:27,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 00:37:27,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 00:37:27,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 00:37:27,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 00:37:27,900 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 00:37:27,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 00:37:27,901 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 00:37:27,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 00:37:27,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 00:37:27,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 00:37:27,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 00:37:27,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 00:37:27,903 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 00:37:27,904 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 00:37:28,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 00:37:28,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 00:37:28,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 00:37:28,259 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 00:37:28,260 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 00:37:28,261 INFO L432 ainManager$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 [2021-03-13 00:37:28,265 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl' [2021-03-13 00:37:28,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 00:37:28,301 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 00:37:28,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 00:37:28,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 00:37:28,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 00:37:28,312 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,322 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 00:37:28,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 00:37:28,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 00:37:28,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 00:37:28,337 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,338 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,341 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,341 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,349 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,352 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,353 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 13.03 12:37:28" (1/1) ... [2021-03-13 00:37:28,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 00:37:28,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 00:37:28,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 00:37:28,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 00:37:28,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:37:28" (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 [2021-03-13 00:37:28,438 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 00:37:28,438 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 00:37:28,438 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 00:37:28,438 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 00:37:28,439 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 00:37:28,439 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 00:37:28,439 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 00:37:28,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 00:37:28,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 00:37:28,440 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 00:37:28,906 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 00:37:28,906 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-03-13 00:37:28,908 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-03-13 00:37:28,910 INFO L202 PluginConnector]: Adding new model unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:37:28 BoogieIcfgContainer [2021-03-13 00:37:28,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 00:37:28,913 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 00:37:28,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 00:37:28,916 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 00:37:28,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:37:28" (1/2) ... [2021-03-13 00:37:28,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@217f4a61 and model type unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 12:37:28, skipping insertion in model container [2021-03-13 00:37:28,918 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 13.03 12:37:28" (2/2) ... [2021-03-13 00:37:28,922 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.bpl [2021-03-13 00:37:28,927 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 00:37:28,927 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 00:37:28,933 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 00:37:28,934 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 00:37:28,976 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-13 00:37:28,991 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 00:37:29,040 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 00:37:29,041 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 00:37:29,041 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 00:37:29,041 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 00:37:29,041 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 00:37:29,041 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 00:37:29,041 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 00:37:29,041 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 00:37:29,048 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 00:37:29,048 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 21 places, 16 transitions, 48 flow [2021-03-13 00:37:29,050 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 21 places, 16 transitions, 48 flow [2021-03-13 00:37:29,052 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 21 places, 16 transitions, 48 flow [2021-03-13 00:37:29,066 INFO L129 PetriNetUnfolder]: 2/14 cut-off events. [2021-03-13 00:37:29,067 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-13 00:37:29,069 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23 conditions, 14 events. 2/14 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 7 event pairs, 0 based on Foata normal form. 0/11 useless extension candidates. Maximal degree in co-relation 9. Up to 2 conditions per place. [2021-03-13 00:37:29,069 INFO L116 LiptonReduction]: Number of co-enabled transitions 22 [2021-03-13 00:37:29,128 INFO L131 LiptonReduction]: Checked pairs total: 19 [2021-03-13 00:37:29,128 INFO L133 LiptonReduction]: Total number of compositions: 4 [2021-03-13 00:37:29,147 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:29,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:29,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1361993496, now seen corresponding path program 1 times [2021-03-13 00:37:29,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:29,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913814142] [2021-03-13 00:37:29,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:29,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:29,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913814142] [2021-03-13 00:37:29,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:37:29,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 00:37:29,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922676219] [2021-03-13 00:37:29,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-13 00:37:29,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:29,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-13 00:37:29,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-13 00:37:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:29,354 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:29,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2021-03-13 00:37:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:29,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:29,406 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 00:37:29,406 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:29,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:29,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1816822106, now seen corresponding path program 1 times [2021-03-13 00:37:29,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:29,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722563032] [2021-03-13 00:37:29,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:29,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:29,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722563032] [2021-03-13 00:37:29,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665408928] [2021-03-13 00:37:29,644 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 [2021-03-13 00:37:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:29,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 00:37:29,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:29,998 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 [2021-03-13 00:37:30,001 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:30,004 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:30,005 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:30,005 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-03-13 00:37:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:30,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:30,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-03-13 00:37:30,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306068375] [2021-03-13 00:37:30,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-13 00:37:30,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:30,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-13 00:37:30,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-03-13 00:37:30,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:30,012 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:30,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 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) [2021-03-13 00:37:30,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:30,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:30,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:30,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:30,275 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:30,277 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:30,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:30,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1575857960, now seen corresponding path program 2 times [2021-03-13 00:37:30,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:30,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501424450] [2021-03-13 00:37:30,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:30,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501424450] [2021-03-13 00:37:30,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918502869] [2021-03-13 00:37:30,533 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 [2021-03-13 00:37:30,563 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:37:30,563 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:30,564 WARN L261 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-13 00:37:30,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:30,701 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:30,701 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 [2021-03-13 00:37:30,706 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:30,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:30,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:30,709 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-03-13 00:37:30,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:30,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:30,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-13 00:37:30,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447933517] [2021-03-13 00:37:30,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 00:37:30,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:30,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 00:37:30,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-13 00:37:30,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:30,719 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:30,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:30,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:30,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:30,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:30,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:30,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:30,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:31,030 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:31,030 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:31,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:31,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1599063270, now seen corresponding path program 3 times [2021-03-13 00:37:31,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:31,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600099633] [2021-03-13 00:37:31,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:31,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600099633] [2021-03-13 00:37:31,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829282392] [2021-03-13 00:37:31,181 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 [2021-03-13 00:37:31,210 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-13 00:37:31,210 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:31,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 00:37:31,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:31,466 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:31,466 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 [2021-03-13 00:37:31,499 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:31,501 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:31,502 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:31,502 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-03-13 00:37:31,506 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:31,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:31,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-13 00:37:31,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140640845] [2021-03-13 00:37:31,507 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 00:37:31,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:31,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 00:37:31,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-03-13 00:37:31,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:31,510 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:31,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:31,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:31,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:31,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:31,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:31,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:31,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:31,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:31,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:31,822 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:31,823 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:31,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:31,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1237373592, now seen corresponding path program 4 times [2021-03-13 00:37:31,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:31,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511486288] [2021-03-13 00:37:31,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:31,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511486288] [2021-03-13 00:37:31,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977121713] [2021-03-13 00:37:31,875 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 [2021-03-13 00:37:31,907 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:37:31,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:31,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-13 00:37:31,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:31,969 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:31,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:31,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-13 00:37:31,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178316020] [2021-03-13 00:37:31,970 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-13 00:37:31,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:31,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-13 00:37:31,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-13 00:37:31,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:31,975 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:31,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 1.875) internal successors, (15), 7 states have internal predecessors, (15), 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) [2021-03-13 00:37:31,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:31,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:31,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:31,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:31,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:32,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:32,257 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-13 00:37:32,257 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:32,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:32,261 INFO L82 PathProgramCache]: Analyzing trace with hash -301781701, now seen corresponding path program 1 times [2021-03-13 00:37:32,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:32,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700088486] [2021-03-13 00:37:32,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:32,433 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:32,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700088486] [2021-03-13 00:37:32,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244828929] [2021-03-13 00:37:32,433 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) [2021-03-13 00:37:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:32,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 26 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:32,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:32,675 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:32,675 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 [2021-03-13 00:37:32,733 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:32,734 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:32,735 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:32,735 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-03-13 00:37:32,737 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:32,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:32,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2021-03-13 00:37:32,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951799053] [2021-03-13 00:37:32,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-13 00:37:32,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:32,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-13 00:37:32,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-03-13 00:37:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:32,739 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:32,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:32,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:32,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:32,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:32,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:32,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:32,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:32,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:32,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:33,087 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:33,088 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:33,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:33,088 INFO L82 PathProgramCache]: Analyzing trace with hash 6788717, now seen corresponding path program 2 times [2021-03-13 00:37:33,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:33,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717456751] [2021-03-13 00:37:33,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:33,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717456751] [2021-03-13 00:37:33,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040410772] [2021-03-13 00:37:33,236 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 [2021-03-13 00:37:33,257 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:37:33,258 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:33,258 WARN L261 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 36 conjunts are in the unsatisfiable core [2021-03-13 00:37:33,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:33,446 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:33,446 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 [2021-03-13 00:37:33,590 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:33,591 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:33,591 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:33,591 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-03-13 00:37:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:33,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:33,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-03-13 00:37:33,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557782918] [2021-03-13 00:37:33,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 00:37:33,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:33,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 00:37:33,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-03-13 00:37:33,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:33,595 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:33,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:33,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:33,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:33,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:33,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:33,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:33,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:33,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:33,943 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-13 00:37:33,943 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:33,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:33,944 INFO L82 PathProgramCache]: Analyzing trace with hash 982537083, now seen corresponding path program 3 times [2021-03-13 00:37:33,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:33,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450734144] [2021-03-13 00:37:33,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:34,096 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:34,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450734144] [2021-03-13 00:37:34,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814714486] [2021-03-13 00:37:34,097 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 [2021-03-13 00:37:34,125 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-13 00:37:34,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:34,126 WARN L261 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 40 conjunts are in the unsatisfiable core [2021-03-13 00:37:34,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:34,363 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:34,363 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 [2021-03-13 00:37:34,599 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:34,600 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:34,601 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:34,601 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-03-13 00:37:34,603 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:34,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:34,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2021-03-13 00:37:34,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279967410] [2021-03-13 00:37:34,604 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-13 00:37:34,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:34,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-13 00:37:34,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2021-03-13 00:37:34,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:34,606 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:34,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 20 states have (on average 1.4) internal successors, (28), 20 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:34,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:34,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:34,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:34,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:34,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:34,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:34,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:34,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:34,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:34,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:34,945 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-03-13 00:37:34,945 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:34,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:34,945 INFO L82 PathProgramCache]: Analyzing trace with hash 1165965357, now seen corresponding path program 4 times [2021-03-13 00:37:34,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:34,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966131905] [2021-03-13 00:37:34,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:35,085 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:35,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966131905] [2021-03-13 00:37:35,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711192899] [2021-03-13 00:37:35,085 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 [2021-03-13 00:37:35,115 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:37:35,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:35,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 34 conjunts are in the unsatisfiable core [2021-03-13 00:37:35,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:35,493 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1640 DAG size of output: 52 [2021-03-13 00:37:35,600 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:35,601 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 [2021-03-13 00:37:35,965 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:35,966 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:35,967 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:35,967 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-03-13 00:37:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:35,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:35,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2021-03-13 00:37:35,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985001293] [2021-03-13 00:37:35,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-13 00:37:35,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:35,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-13 00:37:35,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-03-13 00:37:35,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:35,972 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:35,973 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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) [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:35,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:36,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:36,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:36,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:36,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:36,395 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:36,396 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:36,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:36,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1737692741, now seen corresponding path program 5 times [2021-03-13 00:37:36,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:36,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409560916] [2021-03-13 00:37:36,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 21 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:36,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409560916] [2021-03-13 00:37:36,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171926483] [2021-03-13 00:37:36,492 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) [2021-03-13 00:37:36,536 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-03-13 00:37:36,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:36,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 00:37:36,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:36,583 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:36,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:36,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-03-13 00:37:36,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154830349] [2021-03-13 00:37:36,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-13 00:37:36,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:36,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-13 00:37:36,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-03-13 00:37:36,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:36,585 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:36,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:36,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:36,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:37:36,895 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2021-03-13 00:37:36,895 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:36,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:36,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1960442488, now seen corresponding path program 6 times [2021-03-13 00:37:36,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:36,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20681379] [2021-03-13 00:37:36,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:37,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20681379] [2021-03-13 00:37:37,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173693500] [2021-03-13 00:37:37,108 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 [2021-03-13 00:37:37,133 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-03-13 00:37:37,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:37,135 WARN L261 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 41 conjunts are in the unsatisfiable core [2021-03-13 00:37:37,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:37,667 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-13 00:37:37,668 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:37,668 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 [2021-03-13 00:37:38,579 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:38,581 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:38,581 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:38,581 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-03-13 00:37:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:38,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:38,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 25 [2021-03-13 00:37:38,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767863807] [2021-03-13 00:37:38,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 00:37:38,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:38,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 00:37:38,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=636, Unknown=0, NotChecked=0, Total=702 [2021-03-13 00:37:38,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:38,588 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:38,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 26 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:38,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:38,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:38,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:37:38,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:37:38,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:37:39,051 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable203 [2021-03-13 00:37:39,051 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:39,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:39,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1021214586, now seen corresponding path program 7 times [2021-03-13 00:37:39,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:39,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045523500] [2021-03-13 00:37:39,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:39,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045523500] [2021-03-13 00:37:39,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731009406] [2021-03-13 00:37:39,308 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 [2021-03-13 00:37:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:39,332 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 56 conjunts are in the unsatisfiable core [2021-03-13 00:37:39,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:39,877 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-03-13 00:37:39,878 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:39,878 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 [2021-03-13 00:37:41,807 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:41,809 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:41,809 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:41,809 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-03-13 00:37:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:41,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:41,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2021-03-13 00:37:41,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65689612] [2021-03-13 00:37:41,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-03-13 00:37:41,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:41,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-03-13 00:37:41,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=742, Unknown=0, NotChecked=0, Total=812 [2021-03-13 00:37:41,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:41,813 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:41,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 28 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:41,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:41,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:41,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:41,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:37:41,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:37:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:37:42,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:37:42,296 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable456,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:37:42,297 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:42,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:42,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1036696632, now seen corresponding path program 8 times [2021-03-13 00:37:42,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:42,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952006470] [2021-03-13 00:37:42,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:42,550 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:42,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952006470] [2021-03-13 00:37:42,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2118511885] [2021-03-13 00:37:42,550 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 [2021-03-13 00:37:42,579 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:37:42,579 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:42,580 WARN L261 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 60 conjunts are in the unsatisfiable core [2021-03-13 00:37:42,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:43,167 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-13 00:37:43,167 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:43,168 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 [2021-03-13 00:37:47,803 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1085 DAG size of output: 603 [2021-03-13 00:37:47,969 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 701 [2021-03-13 00:37:48,128 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 701 [2021-03-13 00:37:48,287 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1483 DAG size of output: 698 [2021-03-13 00:37:48,458 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 888 [2021-03-13 00:37:52,664 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 2257 DAG size of output: 1208 [2021-03-13 00:37:52,889 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 2257 DAG size of output: 1208 [2021-03-13 00:37:53,065 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1208 [2021-03-13 00:37:53,908 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:37:53,910 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:53,910 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:37:53,910 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-03-13 00:37:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:53,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:37:53,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2021-03-13 00:37:53,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355774426] [2021-03-13 00:37:53,913 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 00:37:53,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:37:53,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 00:37:53,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=855, Unknown=0, NotChecked=0, Total=930 [2021-03-13 00:37:53,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:53,914 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:37:53,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 30 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:37:53,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:37:53,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:37:54,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:37:54,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:37:54,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:37:54,439 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable977 [2021-03-13 00:37:54,439 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:37:54,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:37:54,440 INFO L82 PathProgramCache]: Analyzing trace with hash 407434950, now seen corresponding path program 9 times [2021-03-13 00:37:54,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:37:54,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539582443] [2021-03-13 00:37:54,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:37:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:37:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:37:54,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539582443] [2021-03-13 00:37:54,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [777272405] [2021-03-13 00:37:54,629 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 [2021-03-13 00:37:54,654 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-03-13 00:37:54,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:37:54,656 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 49 conjunts are in the unsatisfiable core [2021-03-13 00:37:54,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:37:55,339 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-03-13 00:37:55,340 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:37:55,340 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 [2021-03-13 00:37:57,465 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 826 DAG size of output: 985 [2021-03-13 00:38:01,228 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 960 DAG size of output: 398 [2021-03-13 00:38:01,345 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 420 [2021-03-13 00:38:04,173 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1011 DAG size of output: 681 [2021-03-13 00:38:06,279 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 705 [2021-03-13 00:38:06,551 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 1188 [2021-03-13 00:38:06,871 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 1619 DAG size of output: 1227 [2021-03-13 00:38:07,246 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 2285 DAG size of output: 1225 [2021-03-13 00:38:07,713 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 2817 DAG size of output: 1738 [2021-03-13 00:38:09,796 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 3264 DAG size of output: 2055 [2021-03-13 00:38:10,399 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 3617 DAG size of output: 2277 [2021-03-13 00:38:12,990 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 515 [2021-03-13 00:38:13,128 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1039 DAG size of output: 765 [2021-03-13 00:38:15,251 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 775 [2021-03-13 00:38:15,529 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 1491 DAG size of output: 1304 [2021-03-13 00:38:18,461 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 449 [2021-03-13 00:38:18,889 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 2089 DAG size of output: 1539 [2021-03-13 00:38:19,328 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 2213 DAG size of output: 1647 [2021-03-13 00:38:20,366 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 2674 DAG size of output: 1767 [2021-03-13 00:38:20,931 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 3209 DAG size of output: 2284 [2021-03-13 00:38:21,542 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 3555 DAG size of output: 2587 [2021-03-13 00:38:24,712 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 763 [2021-03-13 00:38:24,874 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1077 DAG size of output: 756 [2021-03-13 00:38:25,058 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1098 DAG size of output: 774 [2021-03-13 00:38:25,882 WARN L205 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 4497 DAG size of output: 3222 [2021-03-13 00:38:27,336 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 6099 DAG size of output: 4037 [2021-03-13 00:38:28,864 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 6527 DAG size of output: 4178 [2021-03-13 00:38:31,946 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 7214 DAG size of output: 4671 [2021-03-13 00:38:33,717 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 7644 DAG size of output: 5009 [2021-03-13 00:38:35,605 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 7644 DAG size of output: 5009 [2021-03-13 00:38:37,520 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 7657 DAG size of output: 5022 [2021-03-13 00:38:39,742 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 5024 DAG size of output: 6951 [2021-03-13 00:38:41,861 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 4225 DAG size of output: 5817 [2021-03-13 00:38:43,097 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 3936 DAG size of output: 3639 [2021-03-13 00:38:45,092 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 3441 DAG size of output: 4915 [2021-03-13 00:38:46,280 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 3369 DAG size of output: 3400 [2021-03-13 00:38:48,331 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 3164 DAG size of output: 4663 [2021-03-13 00:38:49,253 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 2817 DAG size of output: 2759 [2021-03-13 00:38:51,378 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 2568 DAG size of output: 3483 [2021-03-13 00:38:52,586 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 2279 DAG size of output: 3278 [2021-03-13 00:38:53,026 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 1929 DAG size of output: 1913 [2021-03-13 00:38:53,403 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 1754 DAG size of output: 1754 [2021-03-13 00:38:53,776 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 1642 DAG size of output: 1642 [2021-03-13 00:38:53,983 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1347 DAG size of output: 1347 [2021-03-13 00:38:54,858 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 935 [2021-03-13 00:38:55,107 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 818 [2021-03-13 00:38:56,552 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 1006 [2021-03-13 00:38:56,677 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 877 DAG size of output: 877 [2021-03-13 00:38:58,221 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1715 DAG size of output: 767 [2021-03-13 00:38:58,788 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 2020 DAG size of output: 916 [2021-03-13 00:38:58,979 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 2176 DAG size of output: 1030 [2021-03-13 00:38:59,623 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 2193 DAG size of output: 2186 [2021-03-13 00:39:00,203 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 2032 DAG size of output: 2032 [2021-03-13 00:39:00,939 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 1930 DAG size of output: 1930 [2021-03-13 00:39:01,181 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1241 DAG size of output: 1241 [2021-03-13 00:39:01,405 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1080 [2021-03-13 00:39:01,576 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 844 DAG size of output: 844 [2021-03-13 00:39:01,716 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 674 [2021-03-13 00:39:03,293 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1297 DAG size of output: 604 [2021-03-13 00:39:03,581 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 1545 DAG size of output: 1545 [2021-03-13 00:39:03,802 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 1152 [2021-03-13 00:39:04,149 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 1005 [2021-03-13 00:39:04,499 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 835 [2021-03-13 00:39:04,651 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 814 DAG size of output: 814 [2021-03-13 00:39:04,792 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 769 [2021-03-13 00:39:06,688 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 803 [2021-03-13 00:39:06,874 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 2119 DAG size of output: 870 [2021-03-13 00:39:07,102 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 2270 DAG size of output: 981 [2021-03-13 00:39:07,498 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 3632 DAG size of output: 1557 [2021-03-13 00:39:07,991 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 1827 DAG size of output: 1803 [2021-03-13 00:39:08,814 WARN L205 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 1697 DAG size of output: 2477 [2021-03-13 00:39:09,061 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1218 DAG size of output: 1186 [2021-03-13 00:39:09,169 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 772 DAG size of output: 772 [2021-03-13 00:39:10,431 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 980 DAG size of output: 980 [2021-03-13 00:39:12,478 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 1632 DAG size of output: 1621 [2021-03-13 00:39:12,693 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1085 DAG size of output: 1085 [2021-03-13 00:39:13,017 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 955 DAG size of output: 955 [2021-03-13 00:39:13,162 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 775 DAG size of output: 775 [2021-03-13 00:39:13,290 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 640 [2021-03-13 00:39:14,822 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1308 DAG size of output: 1304 [2021-03-13 00:39:15,000 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 1001 [2021-03-13 00:39:15,316 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 885 DAG size of output: 885 [2021-03-13 00:39:15,617 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 750 DAG size of output: 750 [2021-03-13 00:39:15,788 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 730 DAG size of output: 730 [2021-03-13 00:39:15,909 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 705 [2021-03-13 00:39:17,449 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 791 [2021-03-13 00:39:17,721 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 2376 DAG size of output: 1159 [2021-03-13 00:39:18,487 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 2677 DAG size of output: 1277 [2021-03-13 00:39:19,216 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 5640 DAG size of output: 2351 [2021-03-13 00:39:19,998 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 5962 DAG size of output: 2552 [2021-03-13 00:39:21,425 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 8298 DAG size of output: 3947 [2021-03-13 00:39:21,555 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 642 [2021-03-13 00:39:23,521 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1076 DAG size of output: 776 [2021-03-13 00:39:23,676 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1301 DAG size of output: 820 [2021-03-13 00:39:25,274 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 9172 DAG size of output: 4422 [2021-03-13 00:39:26,672 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 10737 DAG size of output: 3616 [2021-03-13 00:39:28,137 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 10966 DAG size of output: 3871 [2021-03-13 00:39:29,778 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 3550 DAG size of output: 4917 [2021-03-13 00:39:30,729 WARN L205 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 3465 DAG size of output: 3191 [2021-03-13 00:39:31,644 WARN L205 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 2997 DAG size of output: 2884 [2021-03-13 00:39:34,281 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 930 [2021-03-13 00:39:34,462 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1601 DAG size of output: 1074 [2021-03-13 00:39:35,893 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 2633 DAG size of output: 3806 [2021-03-13 00:39:36,928 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 2350 DAG size of output: 3155 [2021-03-13 00:39:37,452 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 2147 DAG size of output: 2139 [2021-03-13 00:39:38,884 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 1972 DAG size of output: 2870 [2021-03-13 00:39:39,215 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 1715 DAG size of output: 1715 [2021-03-13 00:39:39,548 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 1575 DAG size of output: 1575 [2021-03-13 00:39:40,096 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 1480 DAG size of output: 1480 [2021-03-13 00:39:40,242 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 879 DAG size of output: 879 [2021-03-13 00:39:40,375 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 751 [2021-03-13 00:39:40,671 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 610 [2021-03-13 00:39:41,717 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1182 DAG size of output: 1182 [2021-03-13 00:39:41,829 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 878 [2021-03-13 00:39:43,922 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 787 [2021-03-13 00:39:44,078 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1781 DAG size of output: 919 [2021-03-13 00:39:44,280 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1920 DAG size of output: 1017 [2021-03-13 00:39:44,732 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 1924 DAG size of output: 1918 [2021-03-13 00:39:45,152 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 1783 [2021-03-13 00:39:45,679 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 1697 DAG size of output: 1697 [2021-03-13 00:39:45,847 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1040 DAG size of output: 1040 [2021-03-13 00:39:45,990 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 882 [2021-03-13 00:39:46,115 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 726 [2021-03-13 00:39:46,417 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 559 [2021-03-13 00:39:47,690 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 1330 DAG size of output: 1330 [2021-03-13 00:39:48,447 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 1035 [2021-03-13 00:39:48,587 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 886 [2021-03-13 00:39:48,694 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 719 [2021-03-13 00:39:48,948 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 650 [2021-03-13 00:39:50,377 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1748 DAG size of output: 784 [2021-03-13 00:39:50,535 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1833 DAG size of output: 843 [2021-03-13 00:39:50,715 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1967 DAG size of output: 938 [2021-03-13 00:39:51,065 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 3166 DAG size of output: 1555 [2021-03-13 00:39:51,476 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 3445 DAG size of output: 1732 [2021-03-13 00:39:51,823 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 1603 DAG size of output: 1589 [2021-03-13 00:39:52,136 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 1456 DAG size of output: 1452 [2021-03-13 00:39:52,763 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 1367 DAG size of output: 1367 [2021-03-13 00:39:52,895 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 871 [2021-03-13 00:39:53,009 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 747 [2021-03-13 00:39:55,202 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1081 DAG size of output: 1081 [2021-03-13 00:39:55,328 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 828 DAG size of output: 828 [2021-03-13 00:39:55,440 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 712 DAG size of output: 712 [2021-03-13 00:39:57,941 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1291 DAG size of output: 746 [2021-03-13 00:39:58,124 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1732 DAG size of output: 1016 [2021-03-13 00:39:58,329 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1893 DAG size of output: 1094 [2021-03-13 00:39:59,185 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 2173 DAG size of output: 1309 [2021-03-13 00:39:59,830 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 5017 DAG size of output: 2559 [2021-03-13 00:40:01,009 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 7041 DAG size of output: 3929 [2021-03-13 00:40:02,425 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 8301 DAG size of output: 4690 [2021-03-13 00:40:03,924 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 8530 DAG size of output: 4936 [2021-03-13 00:40:05,156 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 10374 DAG size of output: 3975 [2021-03-13 00:40:07,907 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 19095 DAG size of output: 6530 [2021-03-13 00:40:10,859 WARN L205 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 22145 DAG size of output: 6652 [2021-03-13 00:40:13,839 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 22145 DAG size of output: 6652 [2021-03-13 00:40:16,870 WARN L205 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 22154 DAG size of output: 6661 [2021-03-13 00:40:18,402 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 6658 DAG size of output: 6140 [2021-03-13 00:40:19,576 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 6142 DAG size of output: 4499 [2021-03-13 00:40:20,257 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 4127 DAG size of output: 2597 [2021-03-13 00:40:20,734 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 2592 DAG size of output: 2540 [2021-03-13 00:40:21,237 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 1698 DAG size of output: 2252 [2021-03-13 00:40:21,652 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 1634 DAG size of output: 1837 [2021-03-13 00:40:23,358 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1183 DAG size of output: 777 [2021-03-13 00:40:24,739 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1218 DAG size of output: 743 [2021-03-13 00:40:25,269 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1862 DAG size of output: 882 [2021-03-13 00:40:25,435 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1868 DAG size of output: 888 [2021-03-13 00:40:25,639 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 2313 DAG size of output: 1037 [2021-03-13 00:40:25,834 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 2313 DAG size of output: 1037 [2021-03-13 00:40:26,196 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 2320 DAG size of output: 1387 [2021-03-13 00:40:27,593 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:40:27,595 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:40:27,596 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:40:27,596 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:3 [2021-03-13 00:40:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:40:27,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:40:27,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2021-03-13 00:40:27,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214239210] [2021-03-13 00:40:27,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 00:40:27,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:40:27,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 00:40:27,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-03-13 00:40:27,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:40:27,599 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:40:27,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 30 states have (on average 1.3333333333333333) internal successors, (40), 30 states have internal predecessors, (40), 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) [2021-03-13 00:40:27,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:40:27,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:40:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:27,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:28,152 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2771,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:40:28,153 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:40:28,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:40:28,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1919808008, now seen corresponding path program 10 times [2021-03-13 00:40:28,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:40:28,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422843934] [2021-03-13 00:40:28,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:40:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:40:28,279 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 55 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:40:28,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422843934] [2021-03-13 00:40:28,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160421189] [2021-03-13 00:40:28,280 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:40:28,308 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:40:28,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:40:28,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 00:40:28,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:40:28,363 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 66 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:40:28,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:40:28,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-03-13 00:40:28,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280183082] [2021-03-13 00:40:28,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-13 00:40:28,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:40:28,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-13 00:40:28,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2021-03-13 00:40:28,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:40:28,364 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:40:28,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 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) [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:28,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:40:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:40:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:40:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:40:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:40:28,755 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable18752 [2021-03-13 00:40:28,755 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:40:28,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:40:28,756 INFO L82 PathProgramCache]: Analyzing trace with hash 609836507, now seen corresponding path program 11 times [2021-03-13 00:40:28,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:40:28,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559866530] [2021-03-13 00:40:28,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:40:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:40:28,997 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:40:28,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559866530] [2021-03-13 00:40:28,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919996255] [2021-03-13 00:40:28,997 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:40:29,025 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-03-13 00:40:29,025 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:40:29,027 WARN L261 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 56 conjunts are in the unsatisfiable core [2021-03-13 00:40:29,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:40:29,893 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-03-13 00:40:29,893 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:40:29,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-03-13 00:40:32,715 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1471 DAG size of output: 1189 [2021-03-13 00:40:32,836 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1495 DAG size of output: 1211 [2021-03-13 00:40:32,958 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1495 DAG size of output: 1211 [2021-03-13 00:40:33,094 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1514 DAG size of output: 1230 [2021-03-13 00:40:33,310 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 1232 DAG size of output: 1717 [2021-03-13 00:40:33,557 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1177 DAG size of output: 1510 [2021-03-13 00:40:33,788 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 1204 [2021-03-13 00:40:33,954 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1038 DAG size of output: 1236 [2021-03-13 00:40:34,082 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1033 DAG size of output: 1171 [2021-03-13 00:40:35,824 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 553 [2021-03-13 00:40:36,142 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1003 DAG size of output: 1339 [2021-03-13 00:40:38,397 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1104 DAG size of output: 769 [2021-03-13 00:40:41,846 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 818 DAG size of output: 829 [2021-03-13 00:40:41,990 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1071 DAG size of output: 856 [2021-03-13 00:40:42,216 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1525 DAG size of output: 1167 [2021-03-13 00:40:42,589 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 2199 DAG size of output: 1680 [2021-03-13 00:40:43,023 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 2294 DAG size of output: 1772 [2021-03-13 00:40:43,592 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 2794 DAG size of output: 2181 [2021-03-13 00:40:44,234 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 2795 DAG size of output: 2171 [2021-03-13 00:40:46,604 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 898 [2021-03-13 00:40:46,801 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 996 [2021-03-13 00:40:47,975 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1591 DAG size of output: 1311 [2021-03-13 00:40:48,198 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1594 DAG size of output: 1314 [2021-03-13 00:40:48,971 WARN L205 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 4029 DAG size of output: 2945 [2021-03-13 00:40:50,520 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 4493 DAG size of output: 3243 [2021-03-13 00:40:50,673 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 1289 [2021-03-13 00:40:50,938 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1069 DAG size of output: 1287 [2021-03-13 00:40:51,136 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1033 DAG size of output: 1165 [2021-03-13 00:40:52,853 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 983 [2021-03-13 00:40:53,039 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1031 DAG size of output: 1370 [2021-03-13 00:40:53,202 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 1349 [2021-03-13 00:40:53,364 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 1225 [2021-03-13 00:40:56,719 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 1479 DAG size of output: 1257 [2021-03-13 00:40:58,663 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 2040 DAG size of output: 1719 [2021-03-13 00:40:59,063 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 2502 DAG size of output: 2129 [2021-03-13 00:40:59,506 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 3048 DAG size of output: 2575 [2021-03-13 00:41:00,055 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 3439 DAG size of output: 3068 [2021-03-13 00:41:00,733 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 4191 DAG size of output: 3792 [2021-03-13 00:41:01,654 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 4415 DAG size of output: 3979 [2021-03-13 00:41:02,480 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 4904 DAG size of output: 4421 [2021-03-13 00:41:03,712 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 5137 DAG size of output: 4614 [2021-03-13 00:41:06,228 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1353 DAG size of output: 981 [2021-03-13 00:41:07,578 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1858 DAG size of output: 1354 [2021-03-13 00:41:07,837 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 2129 DAG size of output: 1573 [2021-03-13 00:41:08,464 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 2353 DAG size of output: 1744 [2021-03-13 00:41:09,661 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 6896 DAG size of output: 5346 [2021-03-13 00:41:11,704 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 10593 DAG size of output: 7527 [2021-03-13 00:41:11,948 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1612 [2021-03-13 00:41:12,093 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 1338 [2021-03-13 00:41:12,300 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 1358 [2021-03-13 00:41:12,436 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 1246 [2021-03-13 00:41:12,613 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1088 DAG size of output: 1430 [2021-03-13 00:41:12,793 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1081 DAG size of output: 1381 [2021-03-13 00:41:12,972 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 960 DAG size of output: 1234 [2021-03-13 00:41:13,157 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 953 DAG size of output: 1239 [2021-03-13 00:41:16,999 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1292 DAG size of output: 1310 [2021-03-13 00:41:17,173 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1494 DAG size of output: 1343 [2021-03-13 00:41:17,421 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 1871 DAG size of output: 1621 [2021-03-13 00:41:17,681 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 1890 DAG size of output: 1640 [2021-03-13 00:41:17,973 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 1945 DAG size of output: 1680 [2021-03-13 00:41:18,149 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 889 [2021-03-13 00:41:20,467 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 649 [2021-03-13 00:41:21,627 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1173 DAG size of output: 857 [2021-03-13 00:41:21,733 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 880 [2021-03-13 00:41:21,927 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1709 DAG size of output: 1372 [2021-03-13 00:41:22,410 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 3161 DAG size of output: 2670 [2021-03-13 00:41:23,009 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 3634 DAG size of output: 3105 [2021-03-13 00:41:23,698 WARN L205 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 4193 DAG size of output: 3539 [2021-03-13 00:41:24,459 WARN L205 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 4712 DAG size of output: 4050 [2021-03-13 00:41:27,269 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1272 DAG size of output: 1413 [2021-03-13 00:41:27,476 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1445 DAG size of output: 1584 [2021-03-13 00:41:27,715 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1621 DAG size of output: 1706 [2021-03-13 00:41:28,013 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 1823 DAG size of output: 1886 [2021-03-13 00:41:29,091 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 6186 DAG size of output: 5607 [2021-03-13 00:41:30,296 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 6778 DAG size of output: 6039 [2021-03-13 00:41:32,502 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 724 [2021-03-13 00:41:33,519 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1114 DAG size of output: 936 [2021-03-13 00:41:33,657 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1246 DAG size of output: 991 [2021-03-13 00:41:33,833 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1393 DAG size of output: 1032 [2021-03-13 00:41:34,021 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1781 DAG size of output: 1323 [2021-03-13 00:41:34,236 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 2049 DAG size of output: 1480 [2021-03-13 00:41:35,739 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 2631 DAG size of output: 1918 [2021-03-13 00:41:36,289 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 2855 DAG size of output: 2044 [2021-03-13 00:41:36,662 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 2955 DAG size of output: 2138 [2021-03-13 00:41:37,098 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 3247 DAG size of output: 2348 [2021-03-13 00:41:38,597 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 9320 DAG size of output: 7109 [2021-03-13 00:41:38,776 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1144 DAG size of output: 1285 [2021-03-13 00:41:38,889 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 1112 [2021-03-13 00:41:39,056 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1291 [2021-03-13 00:41:39,176 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1086 DAG size of output: 1231 [2021-03-13 00:41:40,551 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 771 [2021-03-13 00:41:40,700 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 834 [2021-03-13 00:41:40,873 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1083 DAG size of output: 1458 [2021-03-13 00:41:42,705 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 799 DAG size of output: 849 [2021-03-13 00:41:42,822 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1040 DAG size of output: 885 [2021-03-13 00:41:43,874 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 1484 DAG size of output: 1155 [2021-03-13 00:41:44,069 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1534 DAG size of output: 1205 [2021-03-13 00:41:46,420 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 973 [2021-03-13 00:41:46,584 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1117 DAG size of output: 1125 [2021-03-13 00:41:46,758 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 1158 [2021-03-13 00:41:48,580 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 1969 DAG size of output: 1612 [2021-03-13 00:41:48,876 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1990 DAG size of output: 1633 [2021-03-13 00:41:49,379 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 2977 DAG size of output: 2504 [2021-03-13 00:41:50,059 WARN L205 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 3664 DAG size of output: 3170 [2021-03-13 00:41:50,769 WARN L205 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 3665 DAG size of output: 3165 [2021-03-13 00:41:51,708 WARN L205 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 3828 DAG size of output: 3307 [2021-03-13 00:41:54,691 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1044 DAG size of output: 977 [2021-03-13 00:41:54,856 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 992 [2021-03-13 00:41:58,128 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 1107 [2021-03-13 00:41:58,320 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1110 [2021-03-13 00:41:58,537 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 1130 [2021-03-13 00:41:58,923 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 1986 DAG size of output: 1919 [2021-03-13 00:41:59,313 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 2247 DAG size of output: 2053 [2021-03-13 00:42:00,966 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 821 DAG size of output: 676 [2021-03-13 00:42:01,076 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 923 DAG size of output: 679 [2021-03-13 00:42:01,596 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 2959 DAG size of output: 2569 [2021-03-13 00:42:02,166 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 2962 DAG size of output: 2572 [2021-03-13 00:42:03,441 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 6145 DAG size of output: 5049 [2021-03-13 00:42:06,314 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 14298 DAG size of output: 11123 [2021-03-13 00:42:11,215 WARN L205 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 22836 DAG size of output: 16311 [2021-03-13 00:42:16,141 WARN L205 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 22836 DAG size of output: 16311 [2021-03-13 00:42:21,447 WARN L205 SmtUtils]: Spent 5.22 s on a formula simplification. DAG size of input: 22851 DAG size of output: 16326 [2021-03-13 00:42:24,997 WARN L205 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 16320 DAG size of output: 16017 [2021-03-13 00:42:29,948 WARN L205 SmtUtils]: Spent 4.83 s on a formula simplification. DAG size of input: 16019 DAG size of output: 17458 [2021-03-13 00:42:31,848 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 8798 DAG size of output: 8842 [2021-03-13 00:42:34,188 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 8433 DAG size of output: 10247 [2021-03-13 00:42:35,682 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 8283 DAG size of output: 8210 [2021-03-13 00:42:36,308 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 4000 DAG size of output: 4000 [2021-03-13 00:42:36,659 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 2400 DAG size of output: 2445 [2021-03-13 00:42:36,959 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 2304 DAG size of output: 2184 [2021-03-13 00:42:37,148 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1597 DAG size of output: 1573 [2021-03-13 00:42:37,321 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 1546 [2021-03-13 00:42:37,447 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 1251 [2021-03-13 00:42:37,570 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 1070 [2021-03-13 00:42:37,706 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 1107 [2021-03-13 00:42:37,830 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 1065 [2021-03-13 00:42:40,573 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 601 [2021-03-13 00:42:41,085 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 931 DAG size of output: 640 [2021-03-13 00:42:41,201 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 932 DAG size of output: 640 [2021-03-13 00:42:41,744 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1071 DAG size of output: 680 [2021-03-13 00:42:41,927 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1413 DAG size of output: 744 [2021-03-13 00:42:42,099 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1435 DAG size of output: 757 [2021-03-13 00:42:43,855 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 2011 DAG size of output: 1118 [2021-03-13 00:42:44,200 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 2209 DAG size of output: 1310 [2021-03-13 00:42:44,495 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 1869 DAG size of output: 1860 [2021-03-13 00:42:44,729 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 1672 DAG size of output: 1643 [2021-03-13 00:42:44,990 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 1618 DAG size of output: 1596 [2021-03-13 00:42:45,222 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1594 DAG size of output: 1589 [2021-03-13 00:42:47,671 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 791 [2021-03-13 00:42:47,869 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 983 DAG size of output: 1068 [2021-03-13 00:42:47,990 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 978 DAG size of output: 978 [2021-03-13 00:42:50,935 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1038 DAG size of output: 770 [2021-03-13 00:42:51,076 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1234 DAG size of output: 861 [2021-03-13 00:42:51,240 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1378 DAG size of output: 995 [2021-03-13 00:42:51,533 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 2380 DAG size of output: 1565 [2021-03-13 00:42:51,854 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 2381 DAG size of output: 1445 [2021-03-13 00:42:52,164 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 2398 DAG size of output: 1442 [2021-03-13 00:42:52,494 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 2557 DAG size of output: 1533 [2021-03-13 00:42:53,133 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 4463 DAG size of output: 2486 [2021-03-13 00:42:53,793 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 4464 DAG size of output: 2437 [2021-03-13 00:42:54,871 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 6866 DAG size of output: 3926 [2021-03-13 00:42:56,011 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 7307 DAG size of output: 3953 [2021-03-13 00:42:58,494 WARN L205 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 18425 DAG size of output: 8255 [2021-03-13 00:43:00,940 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 18425 DAG size of output: 8255 [2021-03-13 00:43:03,465 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 18430 DAG size of output: 8260 [2021-03-13 00:43:04,169 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 3858 DAG size of output: 3615 [2021-03-13 00:43:04,720 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 3588 DAG size of output: 2953 [2021-03-13 00:43:05,172 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 2008 DAG size of output: 2275 [2021-03-13 00:43:05,545 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 2118 [2021-03-13 00:43:05,824 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 1947 DAG size of output: 1853 [2021-03-13 00:43:06,133 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 1825 DAG size of output: 1823 [2021-03-13 00:43:06,301 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1281 [2021-03-13 00:43:06,468 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1261 DAG size of output: 1261 [2021-03-13 00:43:06,627 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1252 DAG size of output: 1252 [2021-03-13 00:43:06,737 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 723 [2021-03-13 00:43:07,331 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 730 DAG size of output: 773 [2021-03-13 00:43:08,254 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 628 [2021-03-13 00:43:08,877 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1448 DAG size of output: 755 [2021-03-13 00:43:09,001 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1899 DAG size of output: 779 [2021-03-13 00:43:09,161 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 2846 DAG size of output: 882 [2021-03-13 00:43:09,357 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 2917 DAG size of output: 883 [2021-03-13 00:43:10,302 WARN L205 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 4647 DAG size of output: 4771 [2021-03-13 00:43:10,781 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 4240 DAG size of output: 2333 [2021-03-13 00:43:11,027 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1682 DAG size of output: 1686 [2021-03-13 00:43:11,317 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 1624 DAG size of output: 1647 [2021-03-13 00:43:11,533 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 1528 DAG size of output: 1537 [2021-03-13 00:43:11,752 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1487 DAG size of output: 1537 [2021-03-13 00:43:11,931 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1468 DAG size of output: 1468 [2021-03-13 00:43:12,062 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 943 [2021-03-13 00:43:12,259 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 772 DAG size of output: 904 [2021-03-13 00:43:13,340 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 1149 [2021-03-13 00:43:13,457 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 831 [2021-03-13 00:43:14,510 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1690 DAG size of output: 727 [2021-03-13 00:43:15,212 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 3424 DAG size of output: 1385 [2021-03-13 00:43:15,613 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 6129 DAG size of output: 2118 [2021-03-13 00:43:15,983 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 6129 DAG size of output: 2118 [2021-03-13 00:43:16,369 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 6134 DAG size of output: 2127 [2021-03-13 00:43:16,661 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 2129 DAG size of output: 1963 [2021-03-13 00:43:16,873 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1913 DAG size of output: 1900 [2021-03-13 00:43:19,410 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 906 [2021-03-13 00:43:19,535 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 814 [2021-03-13 00:43:22,520 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1565 DAG size of output: 702 [2021-03-13 00:43:24,622 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 868 [2021-03-13 00:43:24,727 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 920 [2021-03-13 00:43:27,673 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1294 DAG size of output: 858 [2021-03-13 00:43:27,807 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1633 DAG size of output: 858 [2021-03-13 00:43:27,962 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1922 DAG size of output: 965 [2021-03-13 00:43:29,164 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 2577 DAG size of output: 1081 [2021-03-13 00:43:29,469 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 3275 DAG size of output: 1346 [2021-03-13 00:43:29,980 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 5859 DAG size of output: 2418 [2021-03-13 00:43:30,557 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 5945 DAG size of output: 2471 [2021-03-13 00:43:31,102 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 5945 DAG size of output: 2471 [2021-03-13 00:43:31,705 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 5950 DAG size of output: 2476 [2021-03-13 00:43:32,023 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 2476 DAG size of output: 2297 [2021-03-13 00:43:32,361 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 2254 DAG size of output: 1494 [2021-03-13 00:43:32,521 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 1120 [2021-03-13 00:43:33,491 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 717 [2021-03-13 00:43:34,323 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1464 DAG size of output: 962 [2021-03-13 00:43:34,497 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1489 DAG size of output: 984 [2021-03-13 00:43:34,699 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1489 DAG size of output: 984 [2021-03-13 00:43:34,881 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1491 DAG size of output: 987 [2021-03-13 00:43:35,036 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 1257 [2021-03-13 00:43:35,145 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 597 [2021-03-13 00:43:35,765 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:43:35,767 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:43:35,767 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:43:35,767 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-03-13 00:43:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:43:35,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:43:35,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 35 [2021-03-13 00:43:35,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258491472] [2021-03-13 00:43:35,769 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-03-13 00:43:35,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:43:35,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-03-13 00:43:35,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1241, Unknown=0, NotChecked=0, Total=1332 [2021-03-13 00:43:35,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:43:35,770 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:43:35,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 36 states have internal predecessors, (44), 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) [2021-03-13 00:43:35,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:43:35,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:43:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:43:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:43:36,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:43:36,395 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18753,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:43:36,396 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:43:36,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:43:36,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1807315085, now seen corresponding path program 12 times [2021-03-13 00:43:36,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:43:36,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656509824] [2021-03-13 00:43:36,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:43:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:43:36,657 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:43:36,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656509824] [2021-03-13 00:43:36,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552997122] [2021-03-13 00:43:36,657 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:43:36,684 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-03-13 00:43:36,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:43:36,685 WARN L261 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 76 conjunts are in the unsatisfiable core [2021-03-13 00:43:36,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:43:37,717 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2021-03-13 00:43:37,717 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:43:37,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 25 new quantified variables, introduced 78 case distinctions, treesize of input 59 treesize of output 667 [2021-03-13 00:43:42,320 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 1547 [2021-03-13 00:43:42,463 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1998 DAG size of output: 1590 [2021-03-13 00:43:42,612 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 2025 DAG size of output: 1617 [2021-03-13 00:43:42,895 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 3337 DAG size of output: 2495 [2021-03-13 00:43:43,164 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 3337 DAG size of output: 2495 [2021-03-13 00:43:43,458 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 3360 DAG size of output: 2518 [2021-03-13 00:43:43,670 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 2509 DAG size of output: 2506 [2021-03-13 00:43:43,947 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 2508 DAG size of output: 2523 [2021-03-13 00:43:44,165 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 2497 DAG size of output: 2494 [2021-03-13 00:43:44,368 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1589 DAG size of output: 1968 [2021-03-13 00:43:44,517 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1586 DAG size of output: 1595 [2021-03-13 00:43:44,664 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1583 DAG size of output: 1663 [2021-03-13 00:43:44,782 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1578 DAG size of output: 1578 [2021-03-13 00:43:44,942 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1557 DAG size of output: 1557 [2021-03-13 00:43:45,056 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 1552 [2021-03-13 00:43:46,011 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 1510 [2021-03-13 00:43:47,746 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1494 DAG size of output: 1104 [2021-03-13 00:43:48,975 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1353 DAG size of output: 1171 [2021-03-13 00:43:49,129 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 2657 DAG size of output: 1450 [2021-03-13 00:43:49,324 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 3267 DAG size of output: 1895 [2021-03-13 00:43:49,533 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 3290 DAG size of output: 1917 [2021-03-13 00:43:49,754 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 3310 DAG size of output: 1936 [2021-03-13 00:43:50,017 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 3445 DAG size of output: 2035 [2021-03-13 00:43:50,268 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 3487 DAG size of output: 2073 [2021-03-13 00:43:50,557 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 3913 DAG size of output: 2323 [2021-03-13 00:43:50,721 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1154 DAG size of output: 1549 [2021-03-13 00:43:50,970 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1148 DAG size of output: 1246 [2021-03-13 00:43:51,276 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1117 DAG size of output: 1161 [2021-03-13 00:43:53,229 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1881 DAG size of output: 1136 [2021-03-13 00:43:53,408 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 2316 DAG size of output: 1394 [2021-03-13 00:43:53,846 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 5749 DAG size of output: 3310 [2021-03-13 00:43:54,326 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 5779 DAG size of output: 3337 [2021-03-13 00:43:54,829 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 5779 DAG size of output: 3337 [2021-03-13 00:43:55,460 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 5791 DAG size of output: 3379 [2021-03-13 00:43:55,913 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 3344 DAG size of output: 3420 [2021-03-13 00:43:56,336 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 3280 DAG size of output: 3293 [2021-03-13 00:43:56,711 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 3216 DAG size of output: 3216 [2021-03-13 00:43:57,118 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 3191 DAG size of output: 3115 [2021-03-13 00:43:57,605 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 3087 DAG size of output: 3174 [2021-03-13 00:43:57,867 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 2011 DAG size of output: 1913 [2021-03-13 00:43:58,025 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 1693 [2021-03-13 00:43:59,948 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1004 DAG size of output: 1200 [2021-03-13 00:44:02,739 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 2067 DAG size of output: 912 [2021-03-13 00:44:02,933 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 2374 DAG size of output: 1168 [2021-03-13 00:44:03,245 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 3536 DAG size of output: 2226 [2021-03-13 00:44:03,608 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 3594 DAG size of output: 2268 [2021-03-13 00:44:03,958 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 3621 DAG size of output: 2239 [2021-03-13 00:44:04,333 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 3728 DAG size of output: 2298 [2021-03-13 00:44:04,780 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 3943 DAG size of output: 2495 [2021-03-13 00:44:05,231 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 4030 DAG size of output: 2583 [2021-03-13 00:44:05,698 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 4030 DAG size of output: 2583 [2021-03-13 00:44:06,168 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 4035 DAG size of output: 2581 [2021-03-13 00:44:06,665 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 2583 DAG size of output: 2779 [2021-03-13 00:44:07,222 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 2278 DAG size of output: 3164 [2021-03-13 00:44:07,647 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 1697 DAG size of output: 2269 [2021-03-13 00:44:07,908 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1451 DAG size of output: 1548 [2021-03-13 00:44:08,043 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1097 DAG size of output: 994 [2021-03-13 00:44:08,515 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 873 DAG size of output: 1198 [2021-03-13 00:44:08,677 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 999 [2021-03-13 00:44:08,806 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 755 DAG size of output: 1074 [2021-03-13 00:44:11,472 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1336 DAG size of output: 714 [2021-03-13 00:44:11,596 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1337 DAG size of output: 717 [2021-03-13 00:44:11,730 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 809 [2021-03-13 00:44:11,944 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 2186 DAG size of output: 1283 [2021-03-13 00:44:12,167 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1606 DAG size of output: 1604 [2021-03-13 00:44:12,365 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 1539 DAG size of output: 1539 [2021-03-13 00:44:12,526 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 1381 [2021-03-13 00:44:13,169 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1324 DAG size of output: 1284 [2021-03-13 00:44:13,478 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1275 DAG size of output: 1269 [2021-03-13 00:44:13,637 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 1256 [2021-03-13 00:44:15,333 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 875 [2021-03-13 00:44:16,639 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1729 DAG size of output: 979 [2021-03-13 00:44:16,818 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1761 DAG size of output: 1012 [2021-03-13 00:44:17,057 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 2055 DAG size of output: 1192 [2021-03-13 00:44:17,371 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 2199 DAG size of output: 1322 [2021-03-13 00:44:17,614 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 2262 DAG size of output: 1363 [2021-03-13 00:44:18,109 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 3895 DAG size of output: 2281 [2021-03-13 00:44:18,607 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 2028 DAG size of output: 2639 [2021-03-13 00:44:18,809 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1660 DAG size of output: 1652 [2021-03-13 00:44:19,008 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1623 [2021-03-13 00:44:19,606 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1493 DAG size of output: 1601 [2021-03-13 00:44:19,738 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1042 [2021-03-13 00:44:19,908 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1023 DAG size of output: 1243 [2021-03-13 00:44:20,021 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 885 [2021-03-13 00:44:20,156 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 924 [2021-03-13 00:44:21,502 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 1038 [2021-03-13 00:44:21,786 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 1052 [2021-03-13 00:44:21,972 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 690 DAG size of output: 833 [2021-03-13 00:44:23,334 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 943 DAG size of output: 758 [2021-03-13 00:44:23,660 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 809 [2021-03-13 00:44:23,855 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1766 DAG size of output: 1200 [2021-03-13 00:44:24,079 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1941 DAG size of output: 1296 [2021-03-13 00:44:24,316 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1967 DAG size of output: 1313 [2021-03-13 00:44:24,580 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 1952 [2021-03-13 00:44:24,978 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 1885 DAG size of output: 2090 [2021-03-13 00:44:25,146 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1388 DAG size of output: 1370 [2021-03-13 00:44:25,454 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1248 [2021-03-13 00:44:25,884 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1202 DAG size of output: 1166 [2021-03-13 00:44:26,037 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 1155 [2021-03-13 00:44:26,229 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1131 DAG size of output: 1416 [2021-03-13 00:44:26,395 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 1130 [2021-03-13 00:44:27,830 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 949 [2021-03-13 00:44:27,976 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 969 [2021-03-13 00:44:29,255 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 884 [2021-03-13 00:44:29,390 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 913 [2021-03-13 00:44:29,636 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 2191 DAG size of output: 1524 [2021-03-13 00:44:29,946 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 2245 DAG size of output: 1553 [2021-03-13 00:44:30,468 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 3475 DAG size of output: 2322 [2021-03-13 00:44:31,480 WARN L205 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 6866 DAG size of output: 4100 [2021-03-13 00:44:32,549 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 7402 DAG size of output: 4105 [2021-03-13 00:44:33,609 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 7402 DAG size of output: 4105 [2021-03-13 00:44:34,714 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 7407 DAG size of output: 4110 [2021-03-13 00:44:35,249 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 4112 DAG size of output: 2364 [2021-03-13 00:44:35,621 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 2072 DAG size of output: 1846 [2021-03-13 00:44:35,894 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 1675 DAG size of output: 1494 [2021-03-13 00:44:37,703 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 858 [2021-03-13 00:44:37,853 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 841 DAG size of output: 972 [2021-03-13 00:44:40,171 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1057 DAG size of output: 813 [2021-03-13 00:44:40,384 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 1945 DAG size of output: 1310 [2021-03-13 00:44:41,107 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 2171 DAG size of output: 1451 [2021-03-13 00:44:41,366 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 2265 DAG size of output: 1520 [2021-03-13 00:44:41,627 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 2265 DAG size of output: 1520 [2021-03-13 00:44:41,912 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 2267 DAG size of output: 1522 [2021-03-13 00:44:42,042 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1526 DAG size of output: 877 [2021-03-13 00:44:42,576 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:44:42,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:44:42,577 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:44:42,577 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:59, output treesize:3 [2021-03-13 00:44:42,579 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:44:42,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:44:42,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 37 [2021-03-13 00:44:42,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728041865] [2021-03-13 00:44:42,580 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-03-13 00:44:42,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:44:42,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-03-13 00:44:42,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1387, Unknown=0, NotChecked=0, Total=1482 [2021-03-13 00:44:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:44:42,580 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:44:42,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 38 states have (on average 1.2105263157894737) internal successors, (46), 38 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:44:42,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:44:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 00:44:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:44:43,212 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42169 [2021-03-13 00:44:43,212 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:44:43,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:44:43,213 INFO L82 PathProgramCache]: Analyzing trace with hash 274445339, now seen corresponding path program 13 times [2021-03-13 00:44:43,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:44:43,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962621794] [2021-03-13 00:44:43,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:44:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:44:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:44:43,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962621794] [2021-03-13 00:44:43,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314476969] [2021-03-13 00:44:43,551 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:44:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:44:43,578 WARN L261 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 80 conjunts are in the unsatisfiable core [2021-03-13 00:44:43,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:44:44,704 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-03-13 00:44:44,705 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:44:44,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 27 new quantified variables, introduced 91 case distinctions, treesize of input 63 treesize of output 774 [2021-03-13 00:44:48,092 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1319 DAG size of output: 1082 [2021-03-13 00:44:51,906 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 834 [2021-03-13 00:44:52,080 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1718 DAG size of output: 1504 [2021-03-13 00:44:52,382 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 2711 DAG size of output: 2240 [2021-03-13 00:44:52,696 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 2711 DAG size of output: 2240 [2021-03-13 00:44:53,070 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 2734 DAG size of output: 2263 [2021-03-13 00:44:53,726 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 2265 DAG size of output: 2760 [2021-03-13 00:44:54,396 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 2214 DAG size of output: 2345 [2021-03-13 00:44:54,714 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 2206 DAG size of output: 2185 [2021-03-13 00:44:54,850 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 1060 [2021-03-13 00:44:55,029 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 839 [2021-03-13 00:44:55,173 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 922 [2021-03-13 00:44:55,301 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 873 [2021-03-13 00:44:55,434 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 765 [2021-03-13 00:44:55,546 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 791 [2021-03-13 00:44:58,412 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 974 [2021-03-13 00:44:58,564 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1251 DAG size of output: 1159 [2021-03-13 00:44:58,675 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 560 [2021-03-13 00:44:59,789 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 816 [2021-03-13 00:45:00,081 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 1672 DAG size of output: 1653 [2021-03-13 00:45:03,369 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 875 [2021-03-13 00:45:03,584 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 1278 [2021-03-13 00:45:04,093 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 2806 DAG size of output: 2648 [2021-03-13 00:45:05,758 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 908 [2021-03-13 00:45:07,257 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1268 DAG size of output: 1210 [2021-03-13 00:45:07,451 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 1290 DAG size of output: 1224 [2021-03-13 00:45:09,786 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1013 DAG size of output: 847 [2021-03-13 00:45:10,132 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 1918 DAG size of output: 1735 [2021-03-13 00:45:10,961 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 4108 DAG size of output: 3861 [2021-03-13 00:45:15,554 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 894 DAG size of output: 855 [2021-03-13 00:45:15,802 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1472 DAG size of output: 1415 [2021-03-13 00:45:18,474 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1102 DAG size of output: 1097 [2021-03-13 00:45:20,825 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 996 DAG size of output: 930 [2021-03-13 00:45:21,151 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 1885 DAG size of output: 1855 [2021-03-13 00:45:21,686 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 2979 DAG size of output: 2592 [2021-03-13 00:45:22,393 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 3330 DAG size of output: 2923 [2021-03-13 00:45:24,527 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 935 [2021-03-13 00:45:25,029 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1354 DAG size of output: 1208 [2021-03-13 00:45:27,512 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 1054 [2021-03-13 00:45:28,401 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 1683 DAG size of output: 1619 [2021-03-13 00:45:28,823 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 2475 DAG size of output: 2361 [2021-03-13 00:45:30,673 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 878 [2021-03-13 00:45:32,250 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 793 DAG size of output: 703 [2021-03-13 00:45:32,484 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1440 DAG size of output: 1361 [2021-03-13 00:45:33,140 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1717 DAG size of output: 1614 [2021-03-13 00:45:33,870 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 3510 DAG size of output: 3419 [2021-03-13 00:45:35,243 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 5856 DAG size of output: 5538 [2021-03-13 00:45:36,707 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 5911 DAG size of output: 5557 [2021-03-13 00:45:39,051 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 9470 DAG size of output: 8715 [2021-03-13 00:45:41,930 WARN L205 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 9893 DAG size of output: 8955 [2021-03-13 00:45:44,562 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1625 DAG size of output: 1180 [2021-03-13 00:45:46,217 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 968 DAG size of output: 790 [2021-03-13 00:45:46,562 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 2310 DAG size of output: 1732 [2021-03-13 00:45:49,473 WARN L205 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 11843 DAG size of output: 10408 [2021-03-13 00:45:52,562 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 12069 DAG size of output: 10662 [2021-03-13 00:45:55,808 WARN L205 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 12304 DAG size of output: 10799 [2021-03-13 00:45:59,385 WARN L205 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 12623 DAG size of output: 11076 [2021-03-13 00:45:59,599 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 770 [2021-03-13 00:46:04,925 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1222 DAG size of output: 1178 [2021-03-13 00:46:05,095 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1295 DAG size of output: 1237 [2021-03-13 00:46:08,918 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1517 DAG size of output: 1293 [2021-03-13 00:46:09,167 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 2085 DAG size of output: 1873 [2021-03-13 00:46:09,600 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 3132 DAG size of output: 2873 [2021-03-13 00:46:12,199 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1199 DAG size of output: 1078 [2021-03-13 00:46:12,403 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1771 DAG size of output: 1614 [2021-03-13 00:46:14,860 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1473 DAG size of output: 1347 [2021-03-13 00:46:15,225 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 2646 DAG size of output: 2378 [2021-03-13 00:46:17,732 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1314 DAG size of output: 1284 [2021-03-13 00:46:18,932 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 850 DAG size of output: 799 [2021-03-13 00:46:20,104 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1108 [2021-03-13 00:46:22,034 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1157 DAG size of output: 1094 [2021-03-13 00:46:22,179 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1231 DAG size of output: 1163 [2021-03-13 00:46:22,511 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 2206 DAG size of output: 1970 [2021-03-13 00:46:22,969 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 3256 DAG size of output: 2982 [2021-03-13 00:46:23,822 WARN L205 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 4900 DAG size of output: 4652 [2021-03-13 00:46:25,667 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1050 [2021-03-13 00:46:26,882 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1852 DAG size of output: 1640 [2021-03-13 00:46:29,310 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1417 DAG size of output: 1310 [2021-03-13 00:46:29,664 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 2751 DAG size of output: 2408 [2021-03-13 00:46:31,399 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 8107 DAG size of output: 7809 [2021-03-13 00:46:33,937 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 956 [2021-03-13 00:46:34,053 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 972 [2021-03-13 00:46:34,958 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 1060 [2021-03-13 00:46:36,720 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1267 DAG size of output: 1175 [2021-03-13 00:46:38,866 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1141 DAG size of output: 965 [2021-03-13 00:46:39,716 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1158 DAG size of output: 1056 [2021-03-13 00:46:41,340 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 1171 [2021-03-13 00:46:41,793 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 2376 DAG size of output: 2190 [2021-03-13 00:46:44,111 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 10534 DAG size of output: 10078 [2021-03-13 00:46:47,195 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 1011 [2021-03-13 00:46:47,437 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1496 DAG size of output: 1466 [2021-03-13 00:46:48,302 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 2068 DAG size of output: 1823 [2021-03-13 00:46:51,011 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 12450 DAG size of output: 11688 [2021-03-13 00:46:53,969 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 13101 DAG size of output: 12266 [2021-03-13 00:46:57,073 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 13395 DAG size of output: 12440 [2021-03-13 00:47:00,426 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 14397 DAG size of output: 13079 [2021-03-13 00:47:03,889 WARN L205 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 14649 DAG size of output: 13223 [2021-03-13 00:47:07,571 WARN L205 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 14977 DAG size of output: 13506 [2021-03-13 00:47:12,557 WARN L205 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 15194 DAG size of output: 13738 [2021-03-13 00:47:20,086 WARN L205 SmtUtils]: Spent 7.42 s on a formula simplification. DAG size of input: 26745 DAG size of output: 23370 [2021-03-13 00:47:20,350 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 851 [2021-03-13 00:47:20,480 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 954 [2021-03-13 00:47:20,596 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 655 DAG size of output: 927 [2021-03-13 00:47:20,712 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 911 [2021-03-13 00:47:24,960 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 997 DAG size of output: 862 [2021-03-13 00:47:26,050 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1732 DAG size of output: 1508 [2021-03-13 00:47:26,363 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 1999 DAG size of output: 1657 [2021-03-13 00:47:27,614 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 889 DAG size of output: 839 [2021-03-13 00:47:30,525 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1261 DAG size of output: 1207 [2021-03-13 00:47:30,682 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1380 DAG size of output: 1286 [2021-03-13 00:47:31,002 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 2319 DAG size of output: 2179 [2021-03-13 00:47:31,570 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 3783 DAG size of output: 3037 [2021-03-13 00:47:33,129 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 4152 DAG size of output: 3383 [2021-03-13 00:47:35,054 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1017 DAG size of output: 785 [2021-03-13 00:47:36,557 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1000 DAG size of output: 921 [2021-03-13 00:47:36,966 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1271 DAG size of output: 1151 [2021-03-13 00:47:37,231 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1888 DAG size of output: 1608 [2021-03-13 00:47:38,853 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1149 [2021-03-13 00:47:40,079 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1820 DAG size of output: 1729 [2021-03-13 00:47:42,318 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1404 DAG size of output: 1234 [2021-03-13 00:47:42,688 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 2664 DAG size of output: 2563 [2021-03-13 00:47:43,364 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 3829 DAG size of output: 3556 [2021-03-13 00:47:44,106 WARN L205 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 4064 DAG size of output: 3714 [2021-03-13 00:47:45,489 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 7138 DAG size of output: 6235 [2021-03-13 00:47:45,714 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 620 [2021-03-13 00:47:49,394 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 881 [2021-03-13 00:47:49,618 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1542 DAG size of output: 1430 [2021-03-13 00:47:49,881 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 1772 DAG size of output: 1590 [2021-03-13 00:47:50,231 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 2049 DAG size of output: 1818 [2021-03-13 00:47:52,825 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 776 DAG size of output: 745 [2021-03-13 00:47:52,967 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1101 [2021-03-13 00:47:53,185 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1713 DAG size of output: 1582 [2021-03-13 00:47:55,611 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1317 DAG size of output: 1181 [2021-03-13 00:47:55,978 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 2506 DAG size of output: 2399 [2021-03-13 00:47:56,414 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 2728 DAG size of output: 2579 [2021-03-13 00:47:57,182 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 4060 DAG size of output: 3794 [2021-03-13 00:47:58,101 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 631 [2021-03-13 00:47:58,217 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 705 [2021-03-13 00:48:00,040 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 961 [2021-03-13 00:48:01,815 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 1745 DAG size of output: 1637 [2021-03-13 00:48:02,084 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 2011 DAG size of output: 1797 [2021-03-13 00:48:06,407 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1209 [2021-03-13 00:48:06,572 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1371 DAG size of output: 1304 [2021-03-13 00:48:06,932 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 2160 DAG size of output: 2102 [2021-03-13 00:48:07,478 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 3647 DAG size of output: 3063 [2021-03-13 00:48:08,276 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 3970 DAG size of output: 3377 [2021-03-13 00:48:09,726 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 7065 DAG size of output: 6258 [2021-03-13 00:48:12,713 WARN L205 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 13484 DAG size of output: 11267 [2021-03-13 00:48:14,060 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 815 DAG size of output: 673 [2021-03-13 00:48:15,525 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 771 DAG size of output: 561 [2021-03-13 00:48:15,733 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1432 DAG size of output: 1098 [2021-03-13 00:48:16,890 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 749 DAG size of output: 632 [2021-03-13 00:48:18,280 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1206 DAG size of output: 964 [2021-03-13 00:48:18,702 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 2424 DAG size of output: 1788 [2021-03-13 00:48:22,155 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 15746 DAG size of output: 12900 [2021-03-13 00:48:27,117 WARN L205 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 16353 DAG size of output: 13473 [2021-03-13 00:48:32,320 WARN L205 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 17666 DAG size of output: 14071 [2021-03-13 00:48:36,556 WARN L205 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 17919 DAG size of output: 14391 [2021-03-13 00:48:40,944 WARN L205 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 18270 DAG size of output: 14573 [2021-03-13 00:48:45,569 WARN L205 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 18574 DAG size of output: 14802 [2021-03-13 00:48:45,797 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 927 [2021-03-13 00:48:47,181 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 592 [2021-03-13 00:48:47,291 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 841 [2021-03-13 00:48:51,201 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1398 DAG size of output: 1253 [2021-03-13 00:48:53,938 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1943 [2021-03-13 00:48:55,780 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 977 [2021-03-13 00:48:57,802 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1584 DAG size of output: 1581 [2021-03-13 00:48:58,355 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 3125 DAG size of output: 2976 [2021-03-13 00:49:00,299 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1121 DAG size of output: 1051 [2021-03-13 00:49:02,284 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1087 DAG size of output: 1007 [2021-03-13 00:49:02,528 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1739 DAG size of output: 1689 [2021-03-13 00:49:05,173 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 963 [2021-03-13 00:49:07,432 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1225 DAG size of output: 1105 [2021-03-13 00:49:07,749 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 2086 DAG size of output: 1855 [2021-03-13 00:49:08,899 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 5189 DAG size of output: 5120 [2021-03-13 00:49:10,438 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 5464 DAG size of output: 5420 [2021-03-13 00:49:11,907 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 5505 DAG size of output: 5370 [2021-03-13 00:49:15,520 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1254 DAG size of output: 1164 [2021-03-13 00:49:17,702 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1100 DAG size of output: 895 [2021-03-13 00:49:17,970 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 1548 [2021-03-13 00:49:19,905 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 904 [2021-03-13 00:49:22,294 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1367 DAG size of output: 1031 [2021-03-13 00:49:22,860 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 3540 DAG size of output: 2743 [2021-03-13 00:49:23,455 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 3752 DAG size of output: 2945 [2021-03-13 00:49:24,185 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 3782 DAG size of output: 2948 [2021-03-13 00:49:26,197 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1061 [2021-03-13 00:49:27,768 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 1737 DAG size of output: 1574 [2021-03-13 00:49:28,047 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1758 DAG size of output: 1591 [2021-03-13 00:49:30,346 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1304 DAG size of output: 1135 [2021-03-13 00:49:30,565 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1332 DAG size of output: 1158 [2021-03-13 00:49:30,992 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 2755 DAG size of output: 2423 [2021-03-13 00:49:32,495 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 775 [2021-03-13 00:49:33,638 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1211 DAG size of output: 1039 [2021-03-13 00:49:35,201 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 832 DAG size of output: 658 [2021-03-13 00:49:35,339 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 751 [2021-03-13 00:49:35,464 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 958 DAG size of output: 763 [2021-03-13 00:49:35,782 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 1912 DAG size of output: 1493 [2021-03-13 00:49:36,597 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 3858 DAG size of output: 3339 [2021-03-13 00:49:38,065 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 6616 DAG size of output: 5590 [2021-03-13 00:49:40,959 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 11460 DAG size of output: 9966 [2021-03-13 00:49:42,922 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 908 [2021-03-13 00:49:44,810 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1182 DAG size of output: 876 [2021-03-13 00:49:45,117 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 2166 DAG size of output: 1467 [2021-03-13 00:49:48,402 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 13202 DAG size of output: 11038 [2021-03-13 00:49:51,857 WARN L205 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 14429 DAG size of output: 11480 [2021-03-13 00:49:56,551 WARN L205 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 14709 DAG size of output: 11827 [2021-03-13 00:50:00,503 WARN L205 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 15008 DAG size of output: 12048 [2021-03-13 00:50:09,333 WARN L205 SmtUtils]: Spent 8.72 s on a formula simplification. DAG size of input: 32411 DAG size of output: 25107 [2021-03-13 00:50:18,611 WARN L205 SmtUtils]: Spent 9.10 s on a formula simplification. DAG size of input: 32818 DAG size of output: 25389 [2021-03-13 00:50:35,578 WARN L205 SmtUtils]: Spent 16.75 s on a formula simplification. DAG size of input: 57077 DAG size of output: 45107 [2021-03-13 00:50:53,247 WARN L205 SmtUtils]: Spent 17.35 s on a formula simplification. DAG size of input: 57471 DAG size of output: 45432 [2021-03-13 00:50:53,809 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 833 [2021-03-13 00:50:56,861 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1504 DAG size of output: 1076 [2021-03-13 00:50:59,431 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 668 [2021-03-13 00:51:00,284 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 970 [2021-03-13 00:51:03,311 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 817 DAG size of output: 925 [2021-03-13 00:51:03,522 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1283 DAG size of output: 1415 [2021-03-13 00:51:03,944 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 2055 DAG size of output: 2188 [2021-03-13 00:51:06,102 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 998 DAG size of output: 964 [2021-03-13 00:51:07,869 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 1001 [2021-03-13 00:51:09,920 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 889 [2021-03-13 00:51:11,804 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 971 [2021-03-13 00:51:12,065 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 1770 DAG size of output: 1581 [2021-03-13 00:51:12,593 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 2742 DAG size of output: 2659 [2021-03-13 00:51:13,547 WARN L205 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 4053 DAG size of output: 4092 [2021-03-13 00:51:15,638 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 4261 DAG size of output: 4309 [2021-03-13 00:51:17,018 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 4554 DAG size of output: 4422 [2021-03-13 00:51:22,804 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1428 DAG size of output: 1345 [2021-03-13 00:51:23,143 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 2147 DAG size of output: 2088 [2021-03-13 00:51:27,057 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1081 DAG size of output: 852 [2021-03-13 00:51:27,270 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1694 DAG size of output: 1421 [2021-03-13 00:51:29,303 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1120 DAG size of output: 1010 [2021-03-13 00:51:30,749 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 866 DAG size of output: 724 [2021-03-13 00:51:30,991 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1662 DAG size of output: 1507 [2021-03-13 00:51:31,471 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 2968 DAG size of output: 2614 [2021-03-13 00:51:32,359 WARN L205 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 4476 DAG size of output: 4129 [2021-03-13 00:51:34,310 WARN L205 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 4811 DAG size of output: 4441 [2021-03-13 00:51:35,365 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 5104 DAG size of output: 4605 [2021-03-13 00:51:37,549 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 8904 DAG size of output: 7925 [2021-03-13 00:51:40,010 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 10245 DAG size of output: 8713 [2021-03-13 00:51:42,695 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 10495 DAG size of output: 8927 Received shutdown request... [2021-03-13 00:51:43,200 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51173 [2021-03-13 00:51:43,201 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 00:51:43,207 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 00:51:43,208 INFO L202 PluginConnector]: Adding new model unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 12:51:43 BasicIcfg [2021-03-13 00:51:43,208 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 00:51:43,208 INFO L168 Benchmark]: Toolchain (without parser) took 854912.08 ms. Allocated memory was 339.7 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 319.6 MB in the beginning and 2.1 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.0 GB. Max. memory is 16.0 GB. [2021-03-13 00:51:43,208 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 339.7 MB. Free memory was 320.9 MB in the beginning and 320.8 MB in the end (delta: 83.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 00:51:43,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.33 ms. Allocated memory is still 339.7 MB. Free memory was 319.2 MB in the beginning and 317.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 00:51:43,208 INFO L168 Benchmark]: Boogie Preprocessor took 24.19 ms. Allocated memory is still 339.7 MB. Free memory was 317.7 MB in the beginning and 316.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:51:43,208 INFO L168 Benchmark]: RCFGBuilder took 556.24 ms. Allocated memory is still 339.7 MB. Free memory was 316.6 MB in the beginning and 322.5 MB in the end (delta: -5.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:51:43,208 INFO L168 Benchmark]: TraceAbstraction took 854294.83 ms. Allocated memory was 339.7 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 321.5 MB in the beginning and 2.1 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.0 GB. Max. memory is 16.0 GB. [2021-03-13 00:51:43,209 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 0.21 ms. Allocated memory is still 339.7 MB. Free memory was 320.9 MB in the beginning and 320.8 MB in the end (delta: 83.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.33 ms. Allocated memory is still 339.7 MB. Free memory was 319.2 MB in the beginning and 317.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 24.19 ms. Allocated memory is still 339.7 MB. Free memory was 317.7 MB in the beginning and 316.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 556.24 ms. Allocated memory is still 339.7 MB. Free memory was 316.6 MB in the beginning and 322.5 MB in the end (delta: -5.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 854294.83 ms. Allocated memory was 339.7 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 321.5 MB in the beginning and 2.1 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 78.0ms, 21 PlacesBefore, 18 PlacesAfterwards, 16 TransitionsBefore, 13 TransitionsAfterwards, 22 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 19 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 19, positive: 19, positive conditional: 0, positive unconditional: 19, 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: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 585, positive: 378, positive conditional: 378, positive unconditional: 0, negative: 207, negative conditional: 207, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 378, positive: 378, positive conditional: 378, 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: 378, positive: 378, positive conditional: 0, positive unconditional: 378, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , 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: 378, positive: 374, positive conditional: 0, positive unconditional: 374, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 207 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 65). Cancelled while PartialOrderCegarLoop was analyzing trace of length 26 with TraceHistMax 14,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 854190.9ms, OverallIterations: 18, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 96.0ms, PartialOrderReductionTime: 3199.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 186, 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: 83.1ms SsaConstructionTime, 392.9ms SatisfiabilityAnalysisTime, 426433.4ms InterpolantComputationTime, 536 NumberOfCodeBlocks, 536 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 503 ConstructedInterpolants, 0 QuantifiedInterpolants, 8783 SizeOfPredicates, 36 NumberOfNonLiveVariables, 1144 ConjunctsInSsa, 562 ConjunctsInUnsatCore, 33 InterpolantComputations, 1 PerfectInterpolantSequences, 179/1222 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