/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-min.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 06:51:49,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 06:51:49,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 06:51:49,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 06:51:49,962 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-14 06:51:49,995 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 06:51:49,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 06:51:49,996 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 06:51:49,996 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 06:51:49,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 06:51:49,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 06:51:49,998 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 06:51:49,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 06:51:49,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 06:51:49,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 06:51:49,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 06:51:50,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 06:51:50,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 06:51:50,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 06:51:50,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 06:51:50,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:51:50,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 06:51:50,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 06:51:50,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 06:51:50,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 06:51:50,001 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 06:51:50,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 06:51:50,001 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 06:51:50,001 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 06:51:50,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 06:51:50,001 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 06:51:50,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 06:51:50,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 06:51:50,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 06:51:50,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 06:51:50,235 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 06:51:50,235 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 06:51:50,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-min.wvr.bpl [2021-07-14 06:51:50,236 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-min.wvr.bpl' [2021-07-14 06:51:50,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 06:51:50,263 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 06:51:50,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 06:51:50,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 06:51:50,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 06:51:50,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 06:51:50,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 06:51:50,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 06:51:50,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 06:51:50,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... [2021-07-14 06:51:50,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 06:51:50,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 06:51:50,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 06:51:50,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 06:51:50,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:51:50,358 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 06:51:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 06:51:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 06:51:50,359 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 06:51:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 06:51:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 06:51:50,359 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 06:51:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 06:51:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 06:51:50,359 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 06:51:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 06:51:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 06:51:50,360 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 06:51:50,680 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 06:51:50,680 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 06:51:50,683 INFO L202 PluginConnector]: Adding new model three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:51:50 BoogieIcfgContainer [2021-07-14 06:51:50,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 06:51:50,685 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 06:51:50,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 06:51:50,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 06:51:50,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:50" (1/2) ... [2021-07-14 06:51:50,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2722e309 and model type three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 06:51:50, skipping insertion in model container [2021-07-14 06:51:50,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-min.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:51:50" (2/2) ... [2021-07-14 06:51:50,689 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-min.wvr.bpl [2021-07-14 06:51:50,692 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 06:51:50,693 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 06:51:50,693 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 06:51:50,693 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 06:51:50,753 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 06:51:50,769 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 06:51:50,815 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 06:51:50,815 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 06:51:50,815 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 06:51:50,815 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 06:51:50,815 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 06:51:50,815 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 06:51:50,815 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 06:51:50,816 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 06:51:50,911 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:50,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:50,914 INFO L82 PathProgramCache]: Analyzing trace with hash 84842628, now seen corresponding path program 1 times [2021-07-14 06:51:50,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:50,920 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970876945] [2021-07-14 06:51:50,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:51,072 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 06:51:51,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:51,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970876945] [2021-07-14 06:51:51,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970876945] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:51,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810403320] [2021-07-14 06:51:51,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:51:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:51,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 06:51:51,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:51,301 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:51:51,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810403320] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:51,301 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:51,302 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-07-14 06:51:51,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604905218] [2021-07-14 06:51:51,307 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 06:51:51,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:51,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 06:51:51,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-07-14 06:51:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:51,319 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:51,320 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:51:51,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:51,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:51,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-14 06:51:51,765 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:51,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:51,766 INFO L82 PathProgramCache]: Analyzing trace with hash 224620006, now seen corresponding path program 2 times [2021-07-14 06:51:51,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:51,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433358690] [2021-07-14 06:51:51,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:52,840 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 45 [2021-07-14 06:51:53,247 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2021-07-14 06:51:53,367 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 107 [2021-07-14 06:51:53,507 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 38 [2021-07-14 06:51:53,718 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 41 [2021-07-14 06:51:53,941 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 42 [2021-07-14 06:51:54,163 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 35 [2021-07-14 06:51:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:51:54,310 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:54,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433358690] [2021-07-14 06:51:54,310 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433358690] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:54,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594126497] [2021-07-14 06:51:54,310 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 [2021-07-14 06:51:54,350 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:51:54,350 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:51:54,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-14 06:51:54,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:54,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,794 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,807 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,814 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,821 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,827 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,834 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,842 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,848 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,857 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,865 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,871 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,883 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,890 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,900 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,907 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:54,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:54,914 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:55,307 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-07-14 06:51:55,308 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:55,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 16 xjuncts. [2021-07-14 06:51:55,314 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 1 variables, input treesize:1297, output treesize:1281 [2021-07-14 06:51:55,695 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-07-14 06:51:56,034 INFO L446 ElimStorePlain]: Different costs {1=[v_C_11, v_prenex_19, v_prenex_3, v_prenex_6, v_prenex_7, v_prenex_10, v_prenex_43, v_prenex_31, v_prenex_40, v_prenex_25, v_prenex_13, v_prenex_34, v_prenex_22, v_prenex_28, v_prenex_16, v_prenex_37], 3=[v_prenex_8, v_prenex_9, v_prenex_32, v_prenex_30, v_prenex_14, v_prenex_36, v_prenex_35, v_prenex_12, v_prenex_33, v_prenex_11, v_prenex_18, v_prenex_39, v_prenex_17, v_prenex_38, v_prenex_15, v_prenex_1, v_prenex_2, v_prenex_4, v_prenex_5, A, B, v_prenex_21, v_prenex_42, v_prenex_20, v_prenex_41, v_prenex_24, v_prenex_23, v_prenex_45, v_prenex_44, v_prenex_29, v_prenex_27, v_prenex_26]} [2021-07-14 06:51:56,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:56,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:56,074 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:56,600 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2021-07-14 06:51:56,601 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:56,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:56,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:56,637 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:57,159 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-07-14 06:51:57,159 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:57,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:57,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:57,193 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:57,698 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2021-07-14 06:51:57,699 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:57,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:57,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:57,724 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:58,212 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2021-07-14 06:51:58,213 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:58,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:58,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:58,242 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:58,748 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2021-07-14 06:51:58,748 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:58,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:58,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:58,772 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:59,260 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2021-07-14 06:51:59,261 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:59,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:59,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:59,297 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:59,783 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2021-07-14 06:51:59,783 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:59,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:59,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:59,812 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:00,292 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2021-07-14 06:52:00,293 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:00,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:00,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:00,320 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:00,796 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2021-07-14 06:52:00,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:00,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:00,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:00,820 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:01,295 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2021-07-14 06:52:01,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:01,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:01,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:01,319 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:01,810 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2021-07-14 06:52:01,811 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:01,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:01,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:01,833 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:02,298 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2021-07-14 06:52:02,298 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:02,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:02,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:02,321 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:02,761 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2021-07-14 06:52:02,761 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:02,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:02,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:02,782 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:03,252 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2021-07-14 06:52:03,252 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:03,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:03,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:03,282 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:03,754 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2021-07-14 06:52:03,754 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:03,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:03,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:03,783 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:04,235 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2021-07-14 06:52:04,235 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:04,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:04,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:04,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:52:04,256 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:04,710 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2021-07-14 06:52:04,710 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:04,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:04,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:04,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2021-07-14 06:52:04,734 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:05,488 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 294 [2021-07-14 06:52:05,489 INFO L628 ElimStorePlain]: treesize reduction 184, result has 86.8 percent of original size [2021-07-14 06:52:05,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:05,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:05,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:52:05,510 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:05,891 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2021-07-14 06:52:05,891 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:05,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:05,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:05,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 39 [2021-07-14 06:52:05,911 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:06,269 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2021-07-14 06:52:06,269 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:06,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:06,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:06,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:52:06,288 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:06,631 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2021-07-14 06:52:06,631 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:06,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:06,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:52:06,649 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:06,997 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2021-07-14 06:52:06,998 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:07,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 35 [2021-07-14 06:52:07,019 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:07,356 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 150 [2021-07-14 06:52:07,356 INFO L628 ElimStorePlain]: treesize reduction 474, result has 56.5 percent of original size [2021-07-14 06:52:07,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 39 [2021-07-14 06:52:07,367 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:07,514 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-07-14 06:52:07,515 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:07,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 35 [2021-07-14 06:52:07,526 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:07,684 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-07-14 06:52:07,684 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:07,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 41 [2021-07-14 06:52:07,699 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:07,968 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2021-07-14 06:52:07,969 INFO L628 ElimStorePlain]: treesize reduction 7, result has 98.7 percent of original size [2021-07-14 06:52:07,969 INFO L518 ElimStorePlain]: Eliminatee v_prenex_18 vanished before elimination [2021-07-14 06:52:07,969 INFO L518 ElimStorePlain]: Eliminatee v_prenex_39 vanished before elimination [2021-07-14 06:52:07,969 INFO L518 ElimStorePlain]: Eliminatee v_prenex_17 vanished before elimination [2021-07-14 06:52:07,969 INFO L518 ElimStorePlain]: Eliminatee v_prenex_38 vanished before elimination [2021-07-14 06:52:07,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:07,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 35 [2021-07-14 06:52:07,986 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:08,190 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-07-14 06:52:08,190 INFO L628 ElimStorePlain]: treesize reduction 123, result has 74.7 percent of original size [2021-07-14 06:52:08,191 INFO L518 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2021-07-14 06:52:08,191 INFO L518 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2021-07-14 06:52:08,191 INFO L518 ElimStorePlain]: Eliminatee v_prenex_4 vanished before elimination [2021-07-14 06:52:08,191 INFO L518 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2021-07-14 06:52:08,191 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-07-14 06:52:08,191 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-07-14 06:52:08,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:08,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:08,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 39 [2021-07-14 06:52:08,198 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:08,271 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:08,271 INFO L518 ElimStorePlain]: Eliminatee v_prenex_42 vanished before elimination [2021-07-14 06:52:08,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:08,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:08,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 41 [2021-07-14 06:52:08,279 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:08,354 INFO L628 ElimStorePlain]: treesize reduction 183, result has 42.5 percent of original size [2021-07-14 06:52:08,354 INFO L518 ElimStorePlain]: Eliminatee v_prenex_41 vanished before elimination [2021-07-14 06:52:08,354 INFO L518 ElimStorePlain]: Eliminatee v_prenex_24 vanished before elimination [2021-07-14 06:52:08,354 INFO L518 ElimStorePlain]: Eliminatee v_prenex_23 vanished before elimination [2021-07-14 06:52:08,354 INFO L518 ElimStorePlain]: Eliminatee v_prenex_45 vanished before elimination [2021-07-14 06:52:08,354 INFO L518 ElimStorePlain]: Eliminatee v_prenex_44 vanished before elimination [2021-07-14 06:52:08,354 INFO L518 ElimStorePlain]: Eliminatee v_prenex_29 vanished before elimination [2021-07-14 06:52:08,354 INFO L518 ElimStorePlain]: Eliminatee v_prenex_27 vanished before elimination [2021-07-14 06:52:08,355 INFO L518 ElimStorePlain]: Eliminatee v_prenex_26 vanished before elimination [2021-07-14 06:52:08,356 INFO L550 ElimStorePlain]: Start of recursive call 1: 48 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-14 06:52:08,356 INFO L247 ElimStorePlain]: Needed 30 recursive calls to eliminate 48 variables, input treesize:1457, output treesize:127 [2021-07-14 06:52:08,715 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 06:52:08,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 27 [2021-07-14 06:52:08,732 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:08,750 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 06:52:08,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 24 [2021-07-14 06:52:08,756 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:08,810 INFO L628 ElimStorePlain]: treesize reduction 217, result has 14.9 percent of original size [2021-07-14 06:52:08,810 INFO L518 ElimStorePlain]: Eliminatee v_prenex_47 vanished before elimination [2021-07-14 06:52:08,810 INFO L518 ElimStorePlain]: Eliminatee v_prenex_46 vanished before elimination [2021-07-14 06:52:08,810 INFO L518 ElimStorePlain]: Eliminatee v_prenex_48 vanished before elimination [2021-07-14 06:52:08,815 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 06:52:08,815 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:277, output treesize:26 [2021-07-14 06:52:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:52:08,868 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594126497] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:08,868 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:52:08,869 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 26 [2021-07-14 06:52:08,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101106686] [2021-07-14 06:52:08,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 06:52:08,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:52:08,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 06:52:08,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=580, Unknown=0, NotChecked=0, Total=702 [2021-07-14 06:52:08,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:08,873 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:52:08,873 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.2962962962962963) internal successors, (62), 26 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:52:08,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:08,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:09,946 WARN L205 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-07-14 06:52:10,225 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2021-07-14 06:52:10,603 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2021-07-14 06:52:11,590 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 65 [2021-07-14 06:52:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:12,177 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:52:12,177 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:52:12,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:52:12,178 INFO L82 PathProgramCache]: Analyzing trace with hash 354847786, now seen corresponding path program 3 times [2021-07-14 06:52:12,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:52:12,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192235335] [2021-07-14 06:52:12,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:52:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:52:12,251 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 06:52:12,251 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:52:12,251 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192235335] [2021-07-14 06:52:12,251 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192235335] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:12,251 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512861422] [2021-07-14 06:52:12,251 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 [2021-07-14 06:52:12,287 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 06:52:12,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:52:12,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 34 conjunts are in the unsatisfiable core [2021-07-14 06:52:12,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:52:12,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,694 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,700 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,705 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,711 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,717 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,723 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,729 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,735 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,741 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,747 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,753 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,759 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,765 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,773 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,780 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:12,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:52:12,785 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:13,096 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-14 06:52:13,097 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:13,103 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 16 xjuncts. [2021-07-14 06:52:13,103 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 1 variables, input treesize:1169, output treesize:1153 [2021-07-14 06:52:13,460 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-14 06:52:13,813 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-07-14 06:52:14,485 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2021-07-14 06:52:15,655 INFO L446 ElimStorePlain]: Different costs {3=[v_C_13], 7=[A, B]} [2021-07-14 06:52:15,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,684 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:15,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:15,692 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,722 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:15,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:15,726 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,739 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,752 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,782 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:15,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:15,788 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,800 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,813 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,847 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:15,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:15,850 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,874 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,905 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:15,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:15,909 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,921 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,951 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:15,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:15,960 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,972 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,983 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:15,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:15,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:15,994 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,024 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,027 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,058 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,061 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:16,074 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,104 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,109 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:16,121 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:16,134 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:16,147 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,182 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,185 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,218 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,221 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:16,235 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,269 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,272 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:16,289 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,321 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,324 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,357 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,360 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,392 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,400 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:52:16,413 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:16,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:16,442 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:52:16,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:52:16,446 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:17,285 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-07-14 06:52:17,286 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,326 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 83 [2021-07-14 06:52:17,352 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:17,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,394 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 83 [2021-07-14 06:52:17,428 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:17,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,470 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 76 [2021-07-14 06:52:17,496 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,543 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 76 [2021-07-14 06:52:17,577 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:17,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,624 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:52:17,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 42 [2021-07-14 06:52:17,626 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:17,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,691 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 06:52:17,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 79 [2021-07-14 06:52:17,717 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:17,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,769 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 76 [2021-07-14 06:52:17,781 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:17,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,842 INFO L354 Elim1Store]: treesize reduction 28, result has 37.8 percent of original size [2021-07-14 06:52:17,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 55 [2021-07-14 06:52:17,844 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:17,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,897 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 76 [2021-07-14 06:52:17,923 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:17,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:17,975 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:17,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 83 [2021-07-14 06:52:17,997 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,065 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 06:52:18,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 72 [2021-07-14 06:52:18,084 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,135 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 38 [2021-07-14 06:52:18,137 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,207 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 06:52:18,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 72 [2021-07-14 06:52:18,226 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,293 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:52:18,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 42 [2021-07-14 06:52:18,302 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,371 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:52:18,385 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,441 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 38 [2021-07-14 06:52:18,443 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,497 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:52:18,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 49 [2021-07-14 06:52:18,499 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,540 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:18,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 1 [2021-07-14 06:52:18,541 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,589 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-07-14 06:52:18,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 57 [2021-07-14 06:52:18,593 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,625 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:18,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 1 [2021-07-14 06:52:18,626 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,676 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 38 [2021-07-14 06:52:18,678 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,727 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:52:18,729 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,762 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:18,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 1 [2021-07-14 06:52:18,763 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,793 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:18,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 1 [2021-07-14 06:52:18,794 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,847 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 38 [2021-07-14 06:52:18,849 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,893 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:52:18,895 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,929 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:18,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 1 [2021-07-14 06:52:18,930 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,981 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:18,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 38 [2021-07-14 06:52:18,983 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:18,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:18,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:19,038 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:52:19,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 49 [2021-07-14 06:52:19,042 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:19,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:19,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:19,094 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:52:19,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 49 [2021-07-14 06:52:19,096 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:19,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:19,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:19,146 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:19,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:52:19,149 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:19,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:19,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:19,188 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:19,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:52:19,190 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:21,934 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 202 DAG size of output: 132 [2021-07-14 06:52:21,935 INFO L628 ElimStorePlain]: treesize reduction 1627, result has 56.6 percent of original size [2021-07-14 06:52:21,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:21,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:21,982 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:21,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 74 [2021-07-14 06:52:22,011 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:22,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,077 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 06:52:22,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 50 treesize of output 72 [2021-07-14 06:52:22,107 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,147 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:22,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 67 [2021-07-14 06:52:22,176 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 4 xjuncts. [2021-07-14 06:52:22,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,230 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-07-14 06:52:22,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 61 treesize of output 71 [2021-07-14 06:52:22,252 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,309 INFO L354 Elim1Store]: treesize reduction 20, result has 55.6 percent of original size [2021-07-14 06:52:22,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 54 [2021-07-14 06:52:22,321 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,362 INFO L354 Elim1Store]: treesize reduction 20, result has 25.9 percent of original size [2021-07-14 06:52:22,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 60 [2021-07-14 06:52:22,383 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:22,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 36 [2021-07-14 06:52:22,406 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:22,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,438 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-14 06:52:22,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 1 [2021-07-14 06:52:22,439 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:22,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 36 [2021-07-14 06:52:22,467 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,486 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-07-14 06:52:22,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 1 [2021-07-14 06:52:22,487 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,504 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-07-14 06:52:22,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 1 [2021-07-14 06:52:22,505 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,532 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 1 [2021-07-14 06:52:22,533 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,574 INFO L354 Elim1Store]: treesize reduction 20, result has 25.9 percent of original size [2021-07-14 06:52:22,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 81 [2021-07-14 06:52:22,586 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:22,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,647 INFO L354 Elim1Store]: treesize reduction 30, result has 18.9 percent of original size [2021-07-14 06:52:22,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 43 [2021-07-14 06:52:22,650 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,692 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:52:22,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 65 treesize of output 47 [2021-07-14 06:52:22,694 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,724 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-14 06:52:22,725 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,755 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 1 [2021-07-14 06:52:22,756 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,786 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 61 treesize of output 1 [2021-07-14 06:52:22,787 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,818 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 1 [2021-07-14 06:52:22,819 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,849 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 1 [2021-07-14 06:52:22,850 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,882 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 67 treesize of output 1 [2021-07-14 06:52:22,883 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,909 INFO L354 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2021-07-14 06:52:22,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 1 [2021-07-14 06:52:22,910 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,937 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 114 treesize of output 1 [2021-07-14 06:52:22,937 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,966 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:52:22,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 1 [2021-07-14 06:52:22,967 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:22,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:22,983 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-14 06:52:22,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2021-07-14 06:52:22,984 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:23,255 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 58 [2021-07-14 06:52:23,255 INFO L628 ElimStorePlain]: treesize reduction 597, result has 34.8 percent of original size [2021-07-14 06:52:23,276 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2021-07-14 06:52:23,277 INFO L247 ElimStorePlain]: Needed 90 recursive calls to eliminate 4 variables, input treesize:2881, output treesize:326 [2021-07-14 06:52:23,561 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 116 [2021-07-14 06:52:23,798 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 73 [2021-07-14 06:52:24,151 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2021-07-14 06:52:24,362 INFO L446 ElimStorePlain]: Different costs {3=[C, v_prenex_59], 6=[v_prenex_61, v_prenex_56], 36=[v_prenex_54]} [2021-07-14 06:52:24,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:24,397 INFO L354 Elim1Store]: treesize reduction 4, result has 78.9 percent of original size [2021-07-14 06:52:24,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 31 [2021-07-14 06:52:24,401 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:24,655 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 118 [2021-07-14 06:52:24,656 INFO L628 ElimStorePlain]: treesize reduction 8, result has 97.9 percent of original size [2021-07-14 06:52:24,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:24,683 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:24,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 34 [2021-07-14 06:52:24,690 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:24,812 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-07-14 06:52:24,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:24,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:24,840 INFO L354 Elim1Store]: treesize reduction 8, result has 57.9 percent of original size [2021-07-14 06:52:24,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 25 [2021-07-14 06:52:24,842 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:24,980 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-07-14 06:52:24,980 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:24,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:24,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:52:25,007 INFO L354 Elim1Store]: treesize reduction 4, result has 78.9 percent of original size [2021-07-14 06:52:25,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-07-14 06:52:25,011 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:52:25,116 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-07-14 06:52:25,117 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:25,136 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:25,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 32 [2021-07-14 06:52:25,146 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:25,166 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:25,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 30 [2021-07-14 06:52:25,173 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:25,196 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:25,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 32 [2021-07-14 06:52:25,207 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2021-07-14 06:52:25,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:52:25,228 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:25,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 32 [2021-07-14 06:52:25,239 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 3 xjuncts. [2021-07-14 06:52:25,360 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-07-14 06:52:25,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:52:25,395 INFO L550 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 5 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-14 06:52:25,395 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 14 variables, input treesize:405, output treesize:202 [2021-07-14 06:52:25,498 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 06:52:25,498 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1512861422] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:25,498 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:52:25,498 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 18] total 26 [2021-07-14 06:52:25,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395383741] [2021-07-14 06:52:25,499 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 06:52:25,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:52:25,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 06:52:25,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=610, Unknown=0, NotChecked=0, Total=702 [2021-07-14 06:52:25,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:25,499 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:52:25,500 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.6296296296296298) internal successors, (71), 26 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:52:25,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:25,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:25,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:26,178 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2021-07-14 06:52:26,322 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-07-14 06:52:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:52:26,722 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:52:26,722 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:52:26,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:52:26,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1007214476, now seen corresponding path program 4 times [2021-07-14 06:52:26,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:52:26,722 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160042744] [2021-07-14 06:52:26,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:52:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:52:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:52:26,768 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:52:26,768 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160042744] [2021-07-14 06:52:26,768 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160042744] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:26,768 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2046438432] [2021-07-14 06:52:26,768 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 [2021-07-14 06:52:26,818 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:52:26,819 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:52:26,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 06:52:26,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:52:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 06:52:26,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2046438432] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:26,914 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:52:26,914 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 15 [2021-07-14 06:52:26,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248153629] [2021-07-14 06:52:26,914 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 06:52:26,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:52:26,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 06:52:26,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2021-07-14 06:52:26,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:26,915 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:52:26,915 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 15 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:52:26,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:26,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:26,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:52:26,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:52:27,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:52:27,531 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable489 [2021-07-14 06:52:27,531 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:52:27,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:52:27,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1937816254, now seen corresponding path program 5 times [2021-07-14 06:52:27,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:52:27,531 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721554755] [2021-07-14 06:52:27,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:52:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:52:27,611 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:52:27,611 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:52:27,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721554755] [2021-07-14 06:52:27,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721554755] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:27,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297873115] [2021-07-14 06:52:27,611 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:52:27,648 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 06:52:27,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:52:27,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 06:52:27,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:52:27,717 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:52:27,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297873115] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:27,717 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:52:27,717 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-07-14 06:52:27,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442736184] [2021-07-14 06:52:27,717 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 06:52:27,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:52:27,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 06:52:27,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-07-14 06:52:27,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:27,718 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:52:27,718 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:52:27,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:27,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:27,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:52:27,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:52:27,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:27,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:27,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:27,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:52:27,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:52:27,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:52:28,087 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable490,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:52:28,088 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:52:28,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:52:28,088 INFO L82 PathProgramCache]: Analyzing trace with hash 264594320, now seen corresponding path program 6 times [2021-07-14 06:52:28,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:52:28,088 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681318845] [2021-07-14 06:52:28,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:52:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:52:28,157 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 23 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-07-14 06:52:28,158 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:52:28,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681318845] [2021-07-14 06:52:28,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681318845] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:28,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343905807] [2021-07-14 06:52:28,158 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:52:28,196 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-14 06:52:28,196 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:52:28,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 06:52:28,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:52:28,349 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 31 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:52:28,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343905807] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:28,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:52:28,350 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 22 [2021-07-14 06:52:28,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92117248] [2021-07-14 06:52:28,350 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 06:52:28,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:52:28,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 06:52:28,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=426, Unknown=0, NotChecked=0, Total=506 [2021-07-14 06:52:28,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:28,351 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:52:28,351 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.5217391304347827) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:52:28,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:28,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:28,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:52:28,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:52:28,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:52:28,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:52:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:52:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:52:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:52:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:52:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:52:29,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-14 06:52:29,298 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable491,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:52:29,298 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:52:29,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:52:29,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1662342334, now seen corresponding path program 7 times [2021-07-14 06:52:29,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:52:29,299 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221434294] [2021-07-14 06:52:29,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:52:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown